Home / 975,379.59-1,462,921.56-265,462.95

Finding the Fourth Proportional to 975,379.59, 1,462,921.56 and 265,462.95

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Solution

The fourth proportional to 975,379.59, 1,462,921.56 and 265,462.95 is: 398,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,379.59 : 1,462,921.56 = 265,462.95 : x
  2. Step 2: Convert to fraction form
    975,379.59/1,462,921.56 = 265,462.95/x
  3. Step 3: Cross multiply
    975,379.59x = 1,462,921.56 × 265,462.95
  4. Step 4: Simplify right side
    975,379.59x = 388,351,472,936.20
  5. Step 5: Solve for x
    x = 388,351,472,936.20/975,379.59
  6. Step 6: Final answer
    x = 398,154.19

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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.