Home / 976,299.32-1,347,132.80-613,466.30

Finding the Fourth Proportional to 976,299.32, 1,347,132.80 and 613,466.30

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Solution

The fourth proportional to 976,299.32, 1,347,132.80 and 613,466.30 is: 846,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,299.32 : 1,347,132.80 = 613,466.30 : x
  2. Step 2: Convert to fraction form
    976,299.32/1,347,132.80 = 613,466.30/x
  3. Step 3: Cross multiply
    976,299.32x = 1,347,132.80 × 613,466.30
  4. Step 4: Simplify right side
    976,299.32x = 826,420,574,424.64
  5. Step 5: Solve for x
    x = 826,420,574,424.64/976,299.32
  6. Step 6: Final answer
    x = 846,482.79

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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.