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Finding the Fourth Proportional to 567,011.64, 851,044.50 and 286,730.04

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Solution

The fourth proportional to 567,011.64, 851,044.50 and 286,730.04 is: 430,361.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,011.64 : 851,044.50 = 286,730.04 : x
  2. Step 2: Convert to fraction form
    567,011.64/851,044.50 = 286,730.04/x
  3. Step 3: Cross multiply
    567,011.64x = 851,044.50 × 286,730.04
  4. Step 4: Simplify right side
    567,011.64x = 244,020,023,526.78
  5. Step 5: Solve for x
    x = 244,020,023,526.78/567,011.64
  6. Step 6: Final answer
    x = 430,361.58

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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.