Home / 976,443.32-1,347,334.62-546,741.56

Finding the Fourth Proportional to 976,443.32, 1,347,334.62 and 546,741.56

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Solution

The fourth proportional to 976,443.32, 1,347,334.62 and 546,741.56 is: 754,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,443.32 : 1,347,334.62 = 546,741.56 : x
  2. Step 2: Convert to fraction form
    976,443.32/1,347,334.62 = 546,741.56/x
  3. Step 3: Cross multiply
    976,443.32x = 1,347,334.62 × 546,741.56
  4. Step 4: Simplify right side
    976,443.32x = 736,643,831,980.81
  5. Step 5: Solve for x
    x = 736,643,831,980.81/976,443.32
  6. Step 6: Final answer
    x = 754,415.35

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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.