Home / 459,073.60-633,561.28-268,148.48

Finding the Fourth Proportional to 459,073.60, 633,561.28 and 268,148.48

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Solution

The fourth proportional to 459,073.60, 633,561.28 and 268,148.48 is: 370,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,073.60 : 633,561.28 = 268,148.48 : x
  2. Step 2: Convert to fraction form
    459,073.60/633,561.28 = 268,148.48/x
  3. Step 3: Cross multiply
    459,073.60x = 633,561.28 × 268,148.48
  4. Step 4: Simplify right side
    459,073.60x = 169,888,494,218.85
  5. Step 5: Solve for x
    x = 169,888,494,218.85/459,073.60
  6. Step 6: Final answer
    x = 370,068.10

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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.