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Finding the Fourth Proportional to 540,602.04, 746,186.50 and 356,974.68

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Solution

The fourth proportional to 540,602.04, 746,186.50 and 356,974.68 is: 492,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,602.04 : 746,186.50 = 356,974.68 : x
  2. Step 2: Convert to fraction form
    540,602.04/746,186.50 = 356,974.68/x
  3. Step 3: Cross multiply
    540,602.04x = 746,186.50 × 356,974.68
  4. Step 4: Simplify right side
    540,602.04x = 266,369,687,057.82
  5. Step 5: Solve for x
    x = 266,369,687,057.82/540,602.04
  6. Step 6: Final answer
    x = 492,727.86

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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.