Home / 292,678.14-439,017.27-82,316.08

Finding the Fourth Proportional to 292,678.14, 439,017.27 and 82,316.08

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Solution

The fourth proportional to 292,678.14, 439,017.27 and 82,316.08 is: 123,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,678.14 : 439,017.27 = 82,316.08 : x
  2. Step 2: Convert to fraction form
    292,678.14/439,017.27 = 82,316.08/x
  3. Step 3: Cross multiply
    292,678.14x = 439,017.27 × 82,316.08
  4. Step 4: Simplify right side
    292,678.14x = 36,138,180,958.79
  5. Step 5: Solve for x
    x = 36,138,180,958.79/292,678.14
  6. Step 6: Final answer
    x = 123,474.14

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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.