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Finding the Fourth Proportional to 473,376.83, 710,417.92 and 347,342.75

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Solution

The fourth proportional to 473,376.83, 710,417.92 and 347,342.75 is: 521,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,376.83 : 710,417.92 = 347,342.75 : x
  2. Step 2: Convert to fraction form
    473,376.83/710,417.92 = 347,342.75/x
  3. Step 3: Cross multiply
    473,376.83x = 710,417.92 × 347,342.75
  4. Step 4: Simplify right side
    473,376.83x = 246,758,514,889.77
  5. Step 5: Solve for x
    x = 246,758,514,889.77/473,376.83
  6. Step 6: Final answer
    x = 521,272.90

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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.