Home / 1,041,314.40-1,562,117.40-442,270.80

Finding the Fourth Proportional to 1,041,314.40, 1,562,117.40 and 442,270.80

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Solution

The fourth proportional to 1,041,314.40, 1,562,117.40 and 442,270.80 is: 663,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,314.40 : 1,562,117.40 = 442,270.80 : x
  2. Step 2: Convert to fraction form
    1,041,314.40/1,562,117.40 = 442,270.80/x
  3. Step 3: Cross multiply
    1,041,314.40x = 1,562,117.40 × 442,270.80
  4. Step 4: Simplify right side
    1,041,314.40x = 690,878,912,191.92
  5. Step 5: Solve for x
    x = 690,878,912,191.92/1,041,314.40
  6. Step 6: Final answer
    x = 663,468.12

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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.