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Finding the Fourth Proportional to 614,548.80, 922,514.40 and 474,926.40

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Solution

The fourth proportional to 614,548.80, 922,514.40 and 474,926.40 is: 712,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,548.80 : 922,514.40 = 474,926.40 : x
  2. Step 2: Convert to fraction form
    614,548.80/922,514.40 = 474,926.40/x
  3. Step 3: Cross multiply
    614,548.80x = 922,514.40 × 474,926.40
  4. Step 4: Simplify right side
    614,548.80x = 438,126,442,940.16
  5. Step 5: Solve for x
    x = 438,126,442,940.16/614,548.80
  6. Step 6: Final answer
    x = 712,923.76

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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.