Home / 284,926.65-393,208.47-162,437.13

Finding the Fourth Proportional to 284,926.65, 393,208.47 and 162,437.13

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Solution

The fourth proportional to 284,926.65, 393,208.47 and 162,437.13 is: 224,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,926.65 : 393,208.47 = 162,437.13 : x
  2. Step 2: Convert to fraction form
    284,926.65/393,208.47 = 162,437.13/x
  3. Step 3: Cross multiply
    284,926.65x = 393,208.47 × 162,437.13
  4. Step 4: Simplify right side
    284,926.65x = 63,871,655,358.49
  5. Step 5: Solve for x
    x = 63,871,655,358.49/284,926.65
  6. Step 6: Final answer
    x = 224,168.77

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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.