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Finding the Fourth Proportional to 552,666.70, 829,000.05 and 384,705.10

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Solution

The fourth proportional to 552,666.70, 829,000.05 and 384,705.10 is: 577,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,666.70 : 829,000.05 = 384,705.10 : x
  2. Step 2: Convert to fraction form
    552,666.70/829,000.05 = 384,705.10/x
  3. Step 3: Cross multiply
    552,666.70x = 829,000.05 × 384,705.10
  4. Step 4: Simplify right side
    552,666.70x = 318,920,547,135.26
  5. Step 5: Solve for x
    x = 318,920,547,135.26/552,666.70
  6. Step 6: Final answer
    x = 577,057.65

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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.