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Finding the Fourth Proportional to 651,851.92, 899,557.65 and 361,483.93

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Solution

The fourth proportional to 651,851.92, 899,557.65 and 361,483.93 is: 498,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,851.92 : 899,557.65 = 361,483.93 : x
  2. Step 2: Convert to fraction form
    651,851.92/899,557.65 = 361,483.93/x
  3. Step 3: Cross multiply
    651,851.92x = 899,557.65 × 361,483.93
  4. Step 4: Simplify right side
    651,851.92x = 325,175,635,708.01
  5. Step 5: Solve for x
    x = 325,175,635,708.01/651,851.92
  6. Step 6: Final answer
    x = 498,848.93

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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.