Home / 783,561.20-1,175,471.40-334,497.20

Finding the Fourth Proportional to 783,561.20, 1,175,471.40 and 334,497.20

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Solution

The fourth proportional to 783,561.20, 1,175,471.40 and 334,497.20 is: 501,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,561.20 : 1,175,471.40 = 334,497.20 : x
  2. Step 2: Convert to fraction form
    783,561.20/1,175,471.40 = 334,497.20/x
  3. Step 3: Cross multiply
    783,561.20x = 1,175,471.40 × 334,497.20
  4. Step 4: Simplify right side
    783,561.20x = 393,191,891,980.08
  5. Step 5: Solve for x
    x = 393,191,891,980.08/783,561.20
  6. Step 6: Final answer
    x = 501,801.13

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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.