Home / 1,246,933.28-1,870,244.40-498,985.76

Finding the Fourth Proportional to 1,246,933.28, 1,870,244.40 and 498,985.76

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Solution

The fourth proportional to 1,246,933.28, 1,870,244.40 and 498,985.76 is: 748,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,933.28 : 1,870,244.40 = 498,985.76 : x
  2. Step 2: Convert to fraction form
    1,246,933.28/1,870,244.40 = 498,985.76/x
  3. Step 3: Cross multiply
    1,246,933.28x = 1,870,244.40 × 498,985.76
  4. Step 4: Simplify right side
    1,246,933.28x = 933,225,323,319.74
  5. Step 5: Solve for x
    x = 933,225,323,319.74/1,246,933.28
  6. Step 6: Final answer
    x = 748,416.41

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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.