Home / 404,941.20-558,880.95-249,982.74

Finding the Fourth Proportional to 404,941.20, 558,880.95 and 249,982.74

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Solution

The fourth proportional to 404,941.20, 558,880.95 and 249,982.74 is: 345,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,941.20 : 558,880.95 = 249,982.74 : x
  2. Step 2: Convert to fraction form
    404,941.20/558,880.95 = 249,982.74/x
  3. Step 3: Cross multiply
    404,941.20x = 558,880.95 × 249,982.74
  4. Step 4: Simplify right side
    404,941.20x = 139,710,591,214.80
  5. Step 5: Solve for x
    x = 139,710,591,214.80/404,941.20
  6. Step 6: Final answer
    x = 345,014.51

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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.