Home / 735,271.60-1,102,648.20-261,972.40

Finding the Fourth Proportional to 735,271.60, 1,102,648.20 and 261,972.40

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Solution

The fourth proportional to 735,271.60, 1,102,648.20 and 261,972.40 is: 392,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,271.60 : 1,102,648.20 = 261,972.40 : x
  2. Step 2: Convert to fraction form
    735,271.60/1,102,648.20 = 261,972.40/x
  3. Step 3: Cross multiply
    735,271.60x = 1,102,648.20 × 261,972.40
  4. Step 4: Simplify right side
    735,271.60x = 288,863,395,309.68
  5. Step 5: Solve for x
    x = 288,863,395,309.68/735,271.60
  6. Step 6: Final answer
    x = 392,866.25

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1.5x scale

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.