Home / 535,983.84-739,678.50-294,276.60

Finding the Fourth Proportional to 535,983.84, 739,678.50 and 294,276.60

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Solution

The fourth proportional to 535,983.84, 739,678.50 and 294,276.60 is: 406,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,983.84 : 739,678.50 = 294,276.60 : x
  2. Step 2: Convert to fraction form
    535,983.84/739,678.50 = 294,276.60/x
  3. Step 3: Cross multiply
    535,983.84x = 739,678.50 × 294,276.60
  4. Step 4: Simplify right side
    535,983.84x = 217,670,074,073.10
  5. Step 5: Solve for x
    x = 217,670,074,073.10/535,983.84
  6. Step 6: Final answer
    x = 406,113.13

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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.