Home / 1,162,259.87-1,743,407.30-442,641.35

Finding the Fourth Proportional to 1,162,259.87, 1,743,407.30 and 442,641.35

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Solution

The fourth proportional to 1,162,259.87, 1,743,407.30 and 442,641.35 is: 663,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,259.87 : 1,743,407.30 = 442,641.35 : x
  2. Step 2: Convert to fraction form
    1,162,259.87/1,743,407.30 = 442,641.35/x
  3. Step 3: Cross multiply
    1,162,259.87x = 1,743,407.30 × 442,641.35
  4. Step 4: Simplify right side
    1,162,259.87x = 771,704,166,336.98
  5. Step 5: Solve for x
    x = 771,704,166,336.98/1,162,259.87
  6. Step 6: Final answer
    x = 663,968.70

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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.