Home / 721,547.80-1,082,695.14-523,502.80

Finding the Fourth Proportional to 721,547.80, 1,082,695.14 and 523,502.80

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Solution

The fourth proportional to 721,547.80, 1,082,695.14 and 523,502.80 is: 785,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,547.80 : 1,082,695.14 = 523,502.80 : x
  2. Step 2: Convert to fraction form
    721,547.80/1,082,695.14 = 523,502.80/x
  3. Step 3: Cross multiply
    721,547.80x = 1,082,695.14 × 523,502.80
  4. Step 4: Simplify right side
    721,547.80x = 566,793,934,629.65
  5. Step 5: Solve for x
    x = 566,793,934,629.65/721,547.80
  6. Step 6: Final answer
    x = 785,525.14

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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.