Home / 759,022.80-1,138,721.04-534,821.07

Finding the Fourth Proportional to 759,022.80, 1,138,721.04 and 534,821.07

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Solution

The fourth proportional to 759,022.80, 1,138,721.04 and 534,821.07 is: 802,363.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,022.80 : 1,138,721.04 = 534,821.07 : x
  2. Step 2: Convert to fraction form
    759,022.80/1,138,721.04 = 534,821.07/x
  3. Step 3: Cross multiply
    759,022.80x = 1,138,721.04 × 534,821.07
  4. Step 4: Simplify right side
    759,022.80x = 609,012,005,044.31
  5. Step 5: Solve for x
    x = 609,012,005,044.31/759,022.80
  6. Step 6: Final answer
    x = 802,363.26

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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.