Home / 783,712.80-1,175,569.20-468,007.20

Finding the Fourth Proportional to 783,712.80, 1,175,569.20 and 468,007.20

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Solution

The fourth proportional to 783,712.80, 1,175,569.20 and 468,007.20 is: 702,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,712.80 : 1,175,569.20 = 468,007.20 : x
  2. Step 2: Convert to fraction form
    783,712.80/1,175,569.20 = 468,007.20/x
  3. Step 3: Cross multiply
    783,712.80x = 1,175,569.20 × 468,007.20
  4. Step 4: Simplify right side
    783,712.80x = 550,174,849,698.24
  5. Step 5: Solve for x
    x = 550,174,849,698.24/783,712.80
  6. Step 6: Final answer
    x = 702,010.80

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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.