Home / 914,559.72-1,371,442.26-488,000.40

Finding the Fourth Proportional to 914,559.72, 1,371,442.26 and 488,000.40

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Solution

The fourth proportional to 914,559.72, 1,371,442.26 and 488,000.40 is: 731,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,559.72 : 1,371,442.26 = 488,000.40 : x
  2. Step 2: Convert to fraction form
    914,559.72/1,371,442.26 = 488,000.40/x
  3. Step 3: Cross multiply
    914,559.72x = 1,371,442.26 × 488,000.40
  4. Step 4: Simplify right side
    914,559.72x = 669,264,371,456.90
  5. Step 5: Solve for x
    x = 669,264,371,456.90/914,559.72
  6. Step 6: Final answer
    x = 731,788.59

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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.