Home / 914,756.79-1,371,887.31-382,166.40

Finding the Fourth Proportional to 914,756.79, 1,371,887.31 and 382,166.40

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Solution

The fourth proportional to 914,756.79, 1,371,887.31 and 382,166.40 is: 573,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,756.79 : 1,371,887.31 = 382,166.40 : x
  2. Step 2: Convert to fraction form
    914,756.79/1,371,887.31 = 382,166.40/x
  3. Step 3: Cross multiply
    914,756.79x = 1,371,887.31 × 382,166.40
  4. Step 4: Simplify right side
    914,756.79x = 524,289,234,468.38
  5. Step 5: Solve for x
    x = 524,289,234,468.38/914,756.79
  6. Step 6: Final answer
    x = 573,146.04

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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.