Home / 914,084.48-1,371,254.40-381,483.56

Finding the Fourth Proportional to 914,084.48, 1,371,254.40 and 381,483.56

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Solution

The fourth proportional to 914,084.48, 1,371,254.40 and 381,483.56 is: 572,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,084.48 : 1,371,254.40 = 381,483.56 : x
  2. Step 2: Convert to fraction form
    914,084.48/1,371,254.40 = 381,483.56/x
  3. Step 3: Cross multiply
    914,084.48x = 1,371,254.40 × 381,483.56
  4. Step 4: Simplify right side
    914,084.48x = 523,111,013,605.80
  5. Step 5: Solve for x
    x = 523,111,013,605.80/914,084.48
  6. Step 6: Final answer
    x = 572,278.63

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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.