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Finding the Fourth Proportional to 364,793.60, 546,898.80 and 154,258.40

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Solution

The fourth proportional to 364,793.60, 546,898.80 and 154,258.40 is: 231,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,793.60 : 546,898.80 = 154,258.40 : x
  2. Step 2: Convert to fraction form
    364,793.60/546,898.80 = 154,258.40/x
  3. Step 3: Cross multiply
    364,793.60x = 546,898.80 × 154,258.40
  4. Step 4: Simplify right side
    364,793.60x = 84,363,733,849.92
  5. Step 5: Solve for x
    x = 84,363,733,849.92/364,793.60
  6. Step 6: Final answer
    x = 231,264.29

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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.