Home / 680,564.02-1,020,768.24-181,966.90

Finding the Fourth Proportional to 680,564.02, 1,020,768.24 and 181,966.90

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Solution

The fourth proportional to 680,564.02, 1,020,768.24 and 181,966.90 is: 272,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,564.02 : 1,020,768.24 = 181,966.90 : x
  2. Step 2: Convert to fraction form
    680,564.02/1,020,768.24 = 181,966.90/x
  3. Step 3: Cross multiply
    680,564.02x = 1,020,768.24 × 181,966.90
  4. Step 4: Simplify right side
    680,564.02x = 185,746,032,251.26
  5. Step 5: Solve for x
    x = 185,746,032,251.26/680,564.02
  6. Step 6: Final answer
    x = 272,929.55

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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.