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Finding the Fourth Proportional to 467,996.10, 645,779.08 and 264,035.12

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Solution

The fourth proportional to 467,996.10, 645,779.08 and 264,035.12 is: 364,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,996.10 : 645,779.08 = 264,035.12 : x
  2. Step 2: Convert to fraction form
    467,996.10/645,779.08 = 264,035.12/x
  3. Step 3: Cross multiply
    467,996.10x = 645,779.08 × 264,035.12
  4. Step 4: Simplify right side
    467,996.10x = 170,508,356,881.29
  5. Step 5: Solve for x
    x = 170,508,356,881.29/467,996.10
  6. Step 6: Final answer
    x = 364,337.13

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1.5x scale

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.