Home / 320,864.02-442,797.57-175,667.38

Finding the Fourth Proportional to 320,864.02, 442,797.57 and 175,667.38

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Solution

The fourth proportional to 320,864.02, 442,797.57 and 175,667.38 is: 242,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,864.02 : 442,797.57 = 175,667.38 : x
  2. Step 2: Convert to fraction form
    320,864.02/442,797.57 = 175,667.38/x
  3. Step 3: Cross multiply
    320,864.02x = 442,797.57 × 175,667.38
  4. Step 4: Simplify right side
    320,864.02x = 77,785,087,885.27
  5. Step 5: Solve for x
    x = 77,785,087,885.27/320,864.02
  6. Step 6: Final answer
    x = 242,423.84

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1.5x scale

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.