Home / 983,861.28-1,475,285.28-450,925.84

Finding the Fourth Proportional to 983,861.28, 1,475,285.28 and 450,925.84

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Solution

The fourth proportional to 983,861.28, 1,475,285.28 and 450,925.84 is: 676,156.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,861.28 : 1,475,285.28 = 450,925.84 : x
  2. Step 2: Convert to fraction form
    983,861.28/1,475,285.28 = 450,925.84/x
  3. Step 3: Cross multiply
    983,861.28x = 1,475,285.28 × 450,925.84
  4. Step 4: Simplify right side
    983,861.28x = 665,244,254,123.64
  5. Step 5: Solve for x
    x = 665,244,254,123.64/983,861.28
  6. Step 6: Final answer
    x = 676,156.56

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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.