Home / 974,254.40-1,463,839.20-619,438.40

Finding the Fourth Proportional to 974,254.40, 1,463,839.20 and 619,438.40

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Solution

The fourth proportional to 974,254.40, 1,463,839.20 and 619,438.40 is: 930,720.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,254.40 : 1,463,839.20 = 619,438.40 : x
  2. Step 2: Convert to fraction form
    974,254.40/1,463,839.20 = 619,438.40/x
  3. Step 3: Cross multiply
    974,254.40x = 1,463,839.20 × 619,438.40
  4. Step 4: Simplify right side
    974,254.40x = 906,758,211,905.28
  5. Step 5: Solve for x
    x = 906,758,211,905.28/974,254.40
  6. Step 6: Final answer
    x = 930,720.16

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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.