Home / 1,041,966.60-1,562,949.90-442,947.30

Finding the Fourth Proportional to 1,041,966.60, 1,562,949.90 and 442,947.30

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Solution

The fourth proportional to 1,041,966.60, 1,562,949.90 and 442,947.30 is: 664,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,966.60 : 1,562,949.90 = 442,947.30 : x
  2. Step 2: Convert to fraction form
    1,041,966.60/1,562,949.90 = 442,947.30/x
  3. Step 3: Cross multiply
    1,041,966.60x = 1,562,949.90 × 442,947.30
  4. Step 4: Simplify right side
    1,041,966.60x = 692,304,438,240.27
  5. Step 5: Solve for x
    x = 692,304,438,240.27/1,041,966.60
  6. Step 6: Final answer
    x = 664,420.95

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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.