Home / 482,890.06-666,355.98-292,008.70

Finding the Fourth Proportional to 482,890.06, 666,355.98 and 292,008.70

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Solution

The fourth proportional to 482,890.06, 666,355.98 and 292,008.70 is: 402,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,890.06 : 666,355.98 = 292,008.70 : x
  2. Step 2: Convert to fraction form
    482,890.06/666,355.98 = 292,008.70/x
  3. Step 3: Cross multiply
    482,890.06x = 666,355.98 × 292,008.70
  4. Step 4: Simplify right side
    482,890.06x = 194,581,743,457.03
  5. Step 5: Solve for x
    x = 194,581,743,457.03/482,890.06
  6. Step 6: Final answer
    x = 402,952.47

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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.