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Finding the Fourth Proportional to 546,877.98, 754,673.76 and 298,510.38

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Solution

The fourth proportional to 546,877.98, 754,673.76 and 298,510.38 is: 411,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,877.98 : 754,673.76 = 298,510.38 : x
  2. Step 2: Convert to fraction form
    546,877.98/754,673.76 = 298,510.38/x
  3. Step 3: Cross multiply
    546,877.98x = 754,673.76 × 298,510.38
  4. Step 4: Simplify right side
    546,877.98x = 225,277,950,873.63
  5. Step 5: Solve for x
    x = 225,277,950,873.63/546,877.98
  6. Step 6: Final answer
    x = 411,934.58

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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.