Home / 739,247.04-1,108,428.30-359,420.22

Finding the Fourth Proportional to 739,247.04, 1,108,428.30 and 359,420.22

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Solution

The fourth proportional to 739,247.04, 1,108,428.30 and 359,420.22 is: 538,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,247.04 : 1,108,428.30 = 359,420.22 : x
  2. Step 2: Convert to fraction form
    739,247.04/1,108,428.30 = 359,420.22/x
  3. Step 3: Cross multiply
    739,247.04x = 1,108,428.30 × 359,420.22
  4. Step 4: Simplify right side
    739,247.04x = 398,391,543,440.23
  5. Step 5: Solve for x
    x = 398,391,543,440.23/739,247.04
  6. Step 6: Final answer
    x = 538,915.30

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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.