Home / 622,334.60-931,428.30-572,568.20

Finding the Fourth Proportional to 622,334.60, 931,428.30 and 572,568.20

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Solution

The fourth proportional to 622,334.60, 931,428.30 and 572,568.20 is: 856,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,334.60 : 931,428.30 = 572,568.20 : x
  2. Step 2: Convert to fraction form
    622,334.60/931,428.30 = 572,568.20/x
  3. Step 3: Cross multiply
    622,334.60x = 931,428.30 × 572,568.20
  4. Step 4: Simplify right side
    622,334.60x = 533,306,225,160.06
  5. Step 5: Solve for x
    x = 533,306,225,160.06/622,334.60
  6. Step 6: Final answer
    x = 856,944.52

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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.