Home / 1,558,800.40-2,338,265.40-493,818.88

Finding the Fourth Proportional to 1,558,800.40, 2,338,265.40 and 493,818.88

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Solution

The fourth proportional to 1,558,800.40, 2,338,265.40 and 493,818.88 is: 740,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,800.40 : 2,338,265.40 = 493,818.88 : x
  2. Step 2: Convert to fraction form
    1,558,800.40/2,338,265.40 = 493,818.88/x
  3. Step 3: Cross multiply
    1,558,800.40x = 2,338,265.40 × 493,818.88
  4. Step 4: Simplify right side
    1,558,800.40x = 1,154,679,600,970.75
  5. Step 5: Solve for x
    x = 1,154,679,600,970.75/1,558,800.40
  6. Step 6: Final answer
    x = 740,748.85

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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.