Home / 976,631.70-1,464,947.55-622,337.70

Finding the Fourth Proportional to 976,631.70, 1,464,947.55 and 622,337.70

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Solution

The fourth proportional to 976,631.70, 1,464,947.55 and 622,337.70 is: 933,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,631.70 : 1,464,947.55 = 622,337.70 : x
  2. Step 2: Convert to fraction form
    976,631.70/1,464,947.55 = 622,337.70/x
  3. Step 3: Cross multiply
    976,631.70x = 1,464,947.55 × 622,337.70
  4. Step 4: Simplify right side
    976,631.70x = 911,692,088,887.64
  5. Step 5: Solve for x
    x = 911,692,088,887.64/976,631.70
  6. Step 6: Final answer
    x = 933,506.55

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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.