Home / 925,060.02-1,387,568.40-426,424.02

Finding the Fourth Proportional to 925,060.02, 1,387,568.40 and 426,424.02

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Solution

The fourth proportional to 925,060.02, 1,387,568.40 and 426,424.02 is: 639,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,060.02 : 1,387,568.40 = 426,424.02 : x
  2. Step 2: Convert to fraction form
    925,060.02/1,387,568.40 = 426,424.02/x
  3. Step 3: Cross multiply
    925,060.02x = 1,387,568.40 × 426,424.02
  4. Step 4: Simplify right side
    925,060.02x = 591,692,495,152.97
  5. Step 5: Solve for x
    x = 591,692,495,152.97/925,060.02
  6. Step 6: Final answer
    x = 639,626.06

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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.