Home / 974,459.20-1,461,170.40-412,859.20

Finding the Fourth Proportional to 974,459.20, 1,461,170.40 and 412,859.20

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Solution

The fourth proportional to 974,459.20, 1,461,170.40 and 412,859.20 is: 619,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,459.20 : 1,461,170.40 = 412,859.20 : x
  2. Step 2: Convert to fraction form
    974,459.20/1,461,170.40 = 412,859.20/x
  3. Step 3: Cross multiply
    974,459.20x = 1,461,170.40 × 412,859.20
  4. Step 4: Simplify right side
    974,459.20x = 603,257,642,407.68
  5. Step 5: Solve for x
    x = 603,257,642,407.68/974,459.20
  6. Step 6: Final answer
    x = 619,069.16

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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.