Home / 688,199.10-1,032,298.17-214,925.02

Finding the Fourth Proportional to 688,199.10, 1,032,298.17 and 214,925.02

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Solution

The fourth proportional to 688,199.10, 1,032,298.17 and 214,925.02 is: 322,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,199.10 : 1,032,298.17 = 214,925.02 : x
  2. Step 2: Convert to fraction form
    688,199.10/1,032,298.17 = 214,925.02/x
  3. Step 3: Cross multiply
    688,199.10x = 1,032,298.17 × 214,925.02
  4. Step 4: Simplify right side
    688,199.10x = 221,866,704,833.21
  5. Step 5: Solve for x
    x = 221,866,704,833.21/688,199.10
  6. Step 6: Final answer
    x = 322,387.38

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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.