Home / 738,864.56-1,108,024.68-265,422.80

Finding the Fourth Proportional to 738,864.56, 1,108,024.68 and 265,422.80

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Solution

The fourth proportional to 738,864.56, 1,108,024.68 and 265,422.80 is: 398,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,864.56 : 1,108,024.68 = 265,422.80 : x
  2. Step 2: Convert to fraction form
    738,864.56/1,108,024.68 = 265,422.80/x
  3. Step 3: Cross multiply
    738,864.56x = 1,108,024.68 × 265,422.80
  4. Step 4: Simplify right side
    738,864.56x = 294,095,013,034.70
  5. Step 5: Solve for x
    x = 294,095,013,034.70/738,864.56
  6. Step 6: Final answer
    x = 398,036.43

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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.