Home / 1,534,385.80-2,301,578.70-469,430.20

Finding the Fourth Proportional to 1,534,385.80, 2,301,578.70 and 469,430.20

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Solution

The fourth proportional to 1,534,385.80, 2,301,578.70 and 469,430.20 is: 704,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,385.80 : 2,301,578.70 = 469,430.20 : x
  2. Step 2: Convert to fraction form
    1,534,385.80/2,301,578.70 = 469,430.20/x
  3. Step 3: Cross multiply
    1,534,385.80x = 2,301,578.70 × 469,430.20
  4. Step 4: Simplify right side
    1,534,385.80x = 1,080,430,549,456.74
  5. Step 5: Solve for x
    x = 1,080,430,549,456.74/1,534,385.80
  6. Step 6: Final answer
    x = 704,145.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.