Home / 1,156,411.20-1,734,616.80-446,462.40

Finding the Fourth Proportional to 1,156,411.20, 1,734,616.80 and 446,462.40

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Solution

The fourth proportional to 1,156,411.20, 1,734,616.80 and 446,462.40 is: 669,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,411.20 : 1,734,616.80 = 446,462.40 : x
  2. Step 2: Convert to fraction form
    1,156,411.20/1,734,616.80 = 446,462.40/x
  3. Step 3: Cross multiply
    1,156,411.20x = 1,734,616.80 × 446,462.40
  4. Step 4: Simplify right side
    1,156,411.20x = 774,441,179,608.32
  5. Step 5: Solve for x
    x = 774,441,179,608.32/1,156,411.20
  6. Step 6: Final answer
    x = 669,693.60

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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.