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Finding the Fourth Proportional to 474,373.65, 710,420.30 and 271,354.24

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Solution

The fourth proportional to 474,373.65, 710,420.30 and 271,354.24 is: 406,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,373.65 : 710,420.30 = 271,354.24 : x
  2. Step 2: Convert to fraction form
    474,373.65/710,420.30 = 271,354.24/x
  3. Step 3: Cross multiply
    474,373.65x = 710,420.30 × 271,354.24
  4. Step 4: Simplify right side
    474,373.65x = 192,775,560,587.07
  5. Step 5: Solve for x
    x = 192,775,560,587.07/474,373.65
  6. Step 6: Final answer
    x = 406,379.15

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1.5x scale

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.