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Finding the Fourth Proportional to 477,366.60, 658,604.67 and 270,612.81

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Solution

The fourth proportional to 477,366.60, 658,604.67 and 270,612.81 is: 373,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,366.60 : 658,604.67 = 270,612.81 : x
  2. Step 2: Convert to fraction form
    477,366.60/658,604.67 = 270,612.81/x
  3. Step 3: Cross multiply
    477,366.60x = 658,604.67 × 270,612.81
  4. Step 4: Simplify right side
    477,366.60x = 178,226,859,074.76
  5. Step 5: Solve for x
    x = 178,226,859,074.76/477,366.60
  6. Step 6: Final answer
    x = 373,354.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.