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Finding the Fourth Proportional to 493,802.30, 740,697.98 and 156,833.93

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Solution

The fourth proportional to 493,802.30, 740,697.98 and 156,833.93 is: 235,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,802.30 : 740,697.98 = 156,833.93 : x
  2. Step 2: Convert to fraction form
    493,802.30/740,697.98 = 156,833.93/x
  3. Step 3: Cross multiply
    493,802.30x = 740,697.98 × 156,833.93
  4. Step 4: Simplify right side
    493,802.30x = 116,166,570,658.80
  5. Step 5: Solve for x
    x = 116,166,570,658.80/493,802.30
  6. Step 6: Final answer
    x = 235,249.15

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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.