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Finding the Fourth Proportional to 552,671.70, 829,007.55 and 384,710.10

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Solution

The fourth proportional to 552,671.70, 829,007.55 and 384,710.10 is: 577,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,671.70 : 829,007.55 = 384,710.10 : x
  2. Step 2: Convert to fraction form
    552,671.70/829,007.55 = 384,710.10/x
  3. Step 3: Cross multiply
    552,671.70x = 829,007.55 × 384,710.10
  4. Step 4: Simplify right side
    552,671.70x = 318,927,577,461.26
  5. Step 5: Solve for x
    x = 318,927,577,461.26/552,671.70
  6. Step 6: Final answer
    x = 577,065.15

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Similar ratio
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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.