Home / 885,523.73-1,222,012.58-498,337.65

Finding the Fourth Proportional to 885,523.73, 1,222,012.58 and 498,337.65

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Solution

The fourth proportional to 885,523.73, 1,222,012.58 and 498,337.65 is: 687,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,523.73 : 1,222,012.58 = 498,337.65 : x
  2. Step 2: Convert to fraction form
    885,523.73/1,222,012.58 = 498,337.65/x
  3. Step 3: Cross multiply
    885,523.73x = 1,222,012.58 × 498,337.65
  4. Step 4: Simplify right side
    885,523.73x = 608,974,874,895.95
  5. Step 5: Solve for x
    x = 608,974,874,895.95/885,523.73
  6. Step 6: Final answer
    x = 687,700.24

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Double scale
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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.