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Finding the Fourth Proportional to 342,010.32, 513,000.90 and 334,001.04

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Solution

The fourth proportional to 342,010.32, 513,000.90 and 334,001.04 is: 500,987.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,010.32 : 513,000.90 = 334,001.04 : x
  2. Step 2: Convert to fraction form
    342,010.32/513,000.90 = 334,001.04/x
  3. Step 3: Cross multiply
    342,010.32x = 513,000.90 × 334,001.04
  4. Step 4: Simplify right side
    342,010.32x = 171,342,834,120.94
  5. Step 5: Solve for x
    x = 171,342,834,120.94/342,010.32
  6. Step 6: Final answer
    x = 500,987.32

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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.