Home / 702,417.12-1,053,945.54-297,720.24

Finding the Fourth Proportional to 702,417.12, 1,053,945.54 and 297,720.24

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Solution

The fourth proportional to 702,417.12, 1,053,945.54 and 297,720.24 is: 446,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,417.12 : 1,053,945.54 = 297,720.24 : x
  2. Step 2: Convert to fraction form
    702,417.12/1,053,945.54 = 297,720.24/x
  3. Step 3: Cross multiply
    702,417.12x = 1,053,945.54 × 297,720.24
  4. Step 4: Simplify right side
    702,417.12x = 313,780,919,115.73
  5. Step 5: Solve for x
    x = 313,780,919,115.73/702,417.12
  6. Step 6: Final answer
    x = 446,715.93

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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.