Home / 688,053.92-1,032,044.28-214,685.04

Finding the Fourth Proportional to 688,053.92, 1,032,044.28 and 214,685.04

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Solution

The fourth proportional to 688,053.92, 1,032,044.28 and 214,685.04 is: 322,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,053.92 : 1,032,044.28 = 214,685.04 : x
  2. Step 2: Convert to fraction form
    688,053.92/1,032,044.28 = 214,685.04/x
  3. Step 3: Cross multiply
    688,053.92x = 1,032,044.28 × 214,685.04
  4. Step 4: Simplify right side
    688,053.92x = 221,564,467,533.57
  5. Step 5: Solve for x
    x = 221,564,467,533.57/688,053.92
  6. Step 6: Final answer
    x = 322,016.14

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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.