Home / 908,373.76-1,253,495.78-545,582.04

Finding the Fourth Proportional to 908,373.76, 1,253,495.78 and 545,582.04

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Solution

The fourth proportional to 908,373.76, 1,253,495.78 and 545,582.04 is: 752,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,373.76 : 1,253,495.78 = 545,582.04 : x
  2. Step 2: Convert to fraction form
    908,373.76/1,253,495.78 = 545,582.04/x
  3. Step 3: Cross multiply
    908,373.76x = 1,253,495.78 × 545,582.04
  4. Step 4: Simplify right side
    908,373.76x = 683,884,784,783.79
  5. Step 5: Solve for x
    x = 683,884,784,783.79/908,373.76
  6. Step 6: Final answer
    x = 752,867.17

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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.