Home / 739,985.56-1,109,853.16-207,384.04

Finding the Fourth Proportional to 739,985.56, 1,109,853.16 and 207,384.04

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Solution

The fourth proportional to 739,985.56, 1,109,853.16 and 207,384.04 is: 311,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,985.56 : 1,109,853.16 = 207,384.04 : x
  2. Step 2: Convert to fraction form
    739,985.56/1,109,853.16 = 207,384.04/x
  3. Step 3: Cross multiply
    739,985.56x = 1,109,853.16 × 207,384.04
  4. Step 4: Simplify right side
    739,985.56x = 230,165,832,127.57
  5. Step 5: Solve for x
    x = 230,165,832,127.57/739,985.56
  6. Step 6: Final answer
    x = 311,040.98

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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.