Home / 872,926.04-1,204,544.04-490,871.72

Finding the Fourth Proportional to 872,926.04, 1,204,544.04 and 490,871.72

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Solution

The fourth proportional to 872,926.04, 1,204,544.04 and 490,871.72 is: 677,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,926.04 : 1,204,544.04 = 490,871.72 : x
  2. Step 2: Convert to fraction form
    872,926.04/1,204,544.04 = 490,871.72/x
  3. Step 3: Cross multiply
    872,926.04x = 1,204,544.04 × 490,871.72
  4. Step 4: Simplify right side
    872,926.04x = 591,276,604,730.55
  5. Step 5: Solve for x
    x = 591,276,604,730.55/872,926.04
  6. Step 6: Final answer
    x = 677,350.17

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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.