Home / 306,572.04-459,951.69-156,918.36

Finding the Fourth Proportional to 306,572.04, 459,951.69 and 156,918.36

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Solution

The fourth proportional to 306,572.04, 459,951.69 and 156,918.36 is: 235,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,572.04 : 459,951.69 = 156,918.36 : x
  2. Step 2: Convert to fraction form
    306,572.04/459,951.69 = 156,918.36/x
  3. Step 3: Cross multiply
    306,572.04x = 459,951.69 × 156,918.36
  4. Step 4: Simplify right side
    306,572.04x = 72,174,864,874.03
  5. Step 5: Solve for x
    x = 72,174,864,874.03/306,572.04
  6. Step 6: Final answer
    x = 235,425.46

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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.