Home / 884,278.40-1,326,276.80-293,302.40

Finding the Fourth Proportional to 884,278.40, 1,326,276.80 and 293,302.40

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Solution

The fourth proportional to 884,278.40, 1,326,276.80 and 293,302.40 is: 439,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,278.40 : 1,326,276.80 = 293,302.40 : x
  2. Step 2: Convert to fraction form
    884,278.40/1,326,276.80 = 293,302.40/x
  3. Step 3: Cross multiply
    884,278.40x = 1,326,276.80 × 293,302.40
  4. Step 4: Simplify right side
    884,278.40x = 389,000,168,504.32
  5. Step 5: Solve for x
    x = 389,000,168,504.32/884,278.40
  6. Step 6: Final answer
    x = 439,906.90

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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.