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Finding the Fourth Proportional to 334,178.80, 501,268.20 and 97,545.40

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Solution

The fourth proportional to 334,178.80, 501,268.20 and 97,545.40 is: 146,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,178.80 : 501,268.20 = 97,545.40 : x
  2. Step 2: Convert to fraction form
    334,178.80/501,268.20 = 97,545.40/x
  3. Step 3: Cross multiply
    334,178.80x = 501,268.20 × 97,545.40
  4. Step 4: Simplify right side
    334,178.80x = 48,896,407,076.28
  5. Step 5: Solve for x
    x = 48,896,407,076.28/334,178.80
  6. Step 6: Final answer
    x = 146,318.10

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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.