Home / 1,232,306.34-1,700,414.40-688,374.84

Finding the Fourth Proportional to 1,232,306.34, 1,700,414.40 and 688,374.84

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Solution

The fourth proportional to 1,232,306.34, 1,700,414.40 and 688,374.84 is: 949,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,306.34 : 1,700,414.40 = 688,374.84 : x
  2. Step 2: Convert to fraction form
    1,232,306.34/1,700,414.40 = 688,374.84/x
  3. Step 3: Cross multiply
    1,232,306.34x = 1,700,414.40 × 688,374.84
  4. Step 4: Simplify right side
    1,232,306.34x = 1,170,522,490,533.70
  5. Step 5: Solve for x
    x = 1,170,522,490,533.70/1,232,306.34
  6. Step 6: Final answer
    x = 949,863.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.