Home / 688,575.30-1,032,780.69-183,173.22

Finding the Fourth Proportional to 688,575.30, 1,032,780.69 and 183,173.22

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Solution

The fourth proportional to 688,575.30, 1,032,780.69 and 183,173.22 is: 274,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,575.30 : 1,032,780.69 = 183,173.22 : x
  2. Step 2: Convert to fraction form
    688,575.30/1,032,780.69 = 183,173.22/x
  3. Step 3: Cross multiply
    688,575.30x = 1,032,780.69 × 183,173.22
  4. Step 4: Simplify right side
    688,575.30x = 189,177,764,541.12
  5. Step 5: Solve for x
    x = 189,177,764,541.12/688,575.30
  6. Step 6: Final answer
    x = 274,737.95

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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.