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Finding the Fourth Proportional to 283,210.66, 424,888.89 and 83,522.98

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Solution

The fourth proportional to 283,210.66, 424,888.89 and 83,522.98 is: 125,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,210.66 : 424,888.89 = 83,522.98 : x
  2. Step 2: Convert to fraction form
    283,210.66/424,888.89 = 83,522.98/x
  3. Step 3: Cross multiply
    283,210.66x = 424,888.89 × 83,522.98
  4. Step 4: Simplify right side
    283,210.66x = 35,487,986,261.69
  5. Step 5: Solve for x
    x = 35,487,986,261.69/283,210.66
  6. Step 6: Final answer
    x = 125,305.97

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1.5x scale

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.