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Finding the Fourth Proportional to 493,444.16, 740,192.66 and 156,510.37

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Solution

The fourth proportional to 493,444.16, 740,192.66 and 156,510.37 is: 234,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,444.16 : 740,192.66 = 156,510.37 : x
  2. Step 2: Convert to fraction form
    493,444.16/740,192.66 = 156,510.37/x
  3. Step 3: Cross multiply
    493,444.16x = 740,192.66 × 156,510.37
  4. Step 4: Simplify right side
    493,444.16x = 115,847,827,087.88
  5. Step 5: Solve for x
    x = 115,847,827,087.88/493,444.16
  6. Step 6: Final answer
    x = 234,773.93

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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.