Home / 632,765.57-873,624.02-564,665.45

Finding the Fourth Proportional to 632,765.57, 873,624.02 and 564,665.45

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Solution

The fourth proportional to 632,765.57, 873,624.02 and 564,665.45 is: 779,601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,765.57 : 873,624.02 = 564,665.45 : x
  2. Step 2: Convert to fraction form
    632,765.57/873,624.02 = 564,665.45/x
  3. Step 3: Cross multiply
    632,765.57x = 873,624.02 × 564,665.45
  4. Step 4: Simplify right side
    632,765.57x = 493,305,293,192.66
  5. Step 5: Solve for x
    x = 493,305,293,192.66/632,765.57
  6. Step 6: Final answer
    x = 779,601.99

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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.