Home / 1,170,356.80-1,755,583.80-371,615.80

Finding the Fourth Proportional to 1,170,356.80, 1,755,583.80 and 371,615.80

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Solution

The fourth proportional to 1,170,356.80, 1,755,583.80 and 371,615.80 is: 557,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,356.80 : 1,755,583.80 = 371,615.80 : x
  2. Step 2: Convert to fraction form
    1,170,356.80/1,755,583.80 = 371,615.80/x
  3. Step 3: Cross multiply
    1,170,356.80x = 1,755,583.80 × 371,615.80
  4. Step 4: Simplify right side
    1,170,356.80x = 652,402,678,304.04
  5. Step 5: Solve for x
    x = 652,402,678,304.04/1,170,356.80
  6. Step 6: Final answer
    x = 557,439.13

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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.