Home / 723,392.19-1,084,866.65-500,186.97

Finding the Fourth Proportional to 723,392.19, 1,084,866.65 and 500,186.97

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Solution

The fourth proportional to 723,392.19, 1,084,866.65 and 500,186.97 is: 750,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,392.19 : 1,084,866.65 = 500,186.97 : x
  2. Step 2: Convert to fraction form
    723,392.19/1,084,866.65 = 500,186.97/x
  3. Step 3: Cross multiply
    723,392.19x = 1,084,866.65 × 500,186.97
  4. Step 4: Simplify right side
    723,392.19x = 542,636,159,699.77
  5. Step 5: Solve for x
    x = 542,636,159,699.77/723,392.19
  6. Step 6: Final answer
    x = 750,127.21

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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.