Home / 447,363.32-617,158.02-265,972.40

Finding the Fourth Proportional to 447,363.32, 617,158.02 and 265,972.40

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Solution

The fourth proportional to 447,363.32, 617,158.02 and 265,972.40 is: 366,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,363.32 : 617,158.02 = 265,972.40 : x
  2. Step 2: Convert to fraction form
    447,363.32/617,158.02 = 265,972.40/x
  3. Step 3: Cross multiply
    447,363.32x = 617,158.02 × 265,972.40
  4. Step 4: Simplify right side
    447,363.32x = 164,146,999,758.65
  5. Step 5: Solve for x
    x = 164,146,999,758.65/447,363.32
  6. Step 6: Final answer
    x = 366,921.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.