Home / 708,009.13-1,062,345.84-353,050.83

Finding the Fourth Proportional to 708,009.13, 1,062,345.84 and 353,050.83

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Solution

The fourth proportional to 708,009.13, 1,062,345.84 and 353,050.83 is: 529,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,009.13 : 1,062,345.84 = 353,050.83 : x
  2. Step 2: Convert to fraction form
    708,009.13/1,062,345.84 = 353,050.83/x
  3. Step 3: Cross multiply
    708,009.13x = 1,062,345.84 × 353,050.83
  4. Step 4: Simplify right side
    708,009.13x = 375,062,078,729.63
  5. Step 5: Solve for x
    x = 375,062,078,729.63/708,009.13
  6. Step 6: Final answer
    x = 529,741.87

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.