Home / 633,320.32-873,983.36-342,935.04

Finding the Fourth Proportional to 633,320.32, 873,983.36 and 342,935.04

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Solution

The fourth proportional to 633,320.32, 873,983.36 and 342,935.04 is: 473,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,320.32 : 873,983.36 = 342,935.04 : x
  2. Step 2: Convert to fraction form
    633,320.32/873,983.36 = 342,935.04/x
  3. Step 3: Cross multiply
    633,320.32x = 873,983.36 × 342,935.04
  4. Step 4: Simplify right side
    633,320.32x = 299,719,518,520.93
  5. Step 5: Solve for x
    x = 299,719,518,520.93/633,320.32
  6. Step 6: Final answer
    x = 473,251.07

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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.