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Finding the Fourth Proportional to 567,622.27, 783,337.40 and 325,947.84

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Solution

The fourth proportional to 567,622.27, 783,337.40 and 325,947.84 is: 449,818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,622.27 : 783,337.40 = 325,947.84 : x
  2. Step 2: Convert to fraction form
    567,622.27/783,337.40 = 325,947.84/x
  3. Step 3: Cross multiply
    567,622.27x = 783,337.40 × 325,947.84
  4. Step 4: Simplify right side
    567,622.27x = 255,327,133,521.22
  5. Step 5: Solve for x
    x = 255,327,133,521.22/567,622.27
  6. Step 6: Final answer
    x = 449,818.74

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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.