Home / 751,514.76-1,037,068.92-429,218.19

Finding the Fourth Proportional to 751,514.76, 1,037,068.92 and 429,218.19

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Solution

The fourth proportional to 751,514.76, 1,037,068.92 and 429,218.19 is: 592,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,514.76 : 1,037,068.92 = 429,218.19 : x
  2. Step 2: Convert to fraction form
    751,514.76/1,037,068.92 = 429,218.19/x
  3. Step 3: Cross multiply
    751,514.76x = 1,037,068.92 × 429,218.19
  4. Step 4: Simplify right side
    751,514.76x = 445,128,844,747.66
  5. Step 5: Solve for x
    x = 445,128,844,747.66/751,514.76
  6. Step 6: Final answer
    x = 592,308.85

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.