Home / 730,022.40-1,097,366.40-521,107.20

Finding the Fourth Proportional to 730,022.40, 1,097,366.40 and 521,107.20

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Solution

The fourth proportional to 730,022.40, 1,097,366.40 and 521,107.20 is: 783,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,022.40 : 1,097,366.40 = 521,107.20 : x
  2. Step 2: Convert to fraction form
    730,022.40/1,097,366.40 = 521,107.20/x
  3. Step 3: Cross multiply
    730,022.40x = 1,097,366.40 × 521,107.20
  4. Step 4: Simplify right side
    730,022.40x = 571,845,532,078.08
  5. Step 5: Solve for x
    x = 571,845,532,078.08/730,022.40
  6. Step 6: Final answer
    x = 783,326.01

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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.