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Finding the Fourth Proportional to 310,962.24, 466,365.60 and 89,346.24

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Solution

The fourth proportional to 310,962.24, 466,365.60 and 89,346.24 is: 133,997.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,962.24 : 466,365.60 = 89,346.24 : x
  2. Step 2: Convert to fraction form
    310,962.24/466,365.60 = 89,346.24/x
  3. Step 3: Cross multiply
    310,962.24x = 466,365.60 × 89,346.24
  4. Step 4: Simplify right side
    310,962.24x = 41,668,012,825.34
  5. Step 5: Solve for x
    x = 41,668,012,825.34/310,962.24
  6. Step 6: Final answer
    x = 133,997.02

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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.