Home / 572,899.77-790,272.73-357,666.16

Finding the Fourth Proportional to 572,899.77, 790,272.73 and 357,666.16

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Solution

The fourth proportional to 572,899.77, 790,272.73 and 357,666.16 is: 493,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,899.77 : 790,272.73 = 357,666.16 : x
  2. Step 2: Convert to fraction form
    572,899.77/790,272.73 = 357,666.16/x
  3. Step 3: Cross multiply
    572,899.77x = 790,272.73 × 357,666.16
  4. Step 4: Simplify right side
    572,899.77x = 282,653,812,691.82
  5. Step 5: Solve for x
    x = 282,653,812,691.82/572,899.77
  6. Step 6: Final answer
    x = 493,373.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.