Home / 726,271.60-1,002,283.32-439,629.52

Finding the Fourth Proportional to 726,271.60, 1,002,283.32 and 439,629.52

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Solution

The fourth proportional to 726,271.60, 1,002,283.32 and 439,629.52 is: 606,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,271.60 : 1,002,283.32 = 439,629.52 : x
  2. Step 2: Convert to fraction form
    726,271.60/1,002,283.32 = 439,629.52/x
  3. Step 3: Cross multiply
    726,271.60x = 1,002,283.32 × 439,629.52
  4. Step 4: Simplify right side
    726,271.60x = 440,633,334,875.61
  5. Step 5: Solve for x
    x = 440,633,334,875.61/726,271.60
  6. Step 6: Final answer
    x = 606,706.00

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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.