Home / 385,947.48-532,867.44-240,973.98

Finding the Fourth Proportional to 385,947.48, 532,867.44 and 240,973.98

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Solution

The fourth proportional to 385,947.48, 532,867.44 and 240,973.98 is: 332,706.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,947.48 : 532,867.44 = 240,973.98 : x
  2. Step 2: Convert to fraction form
    385,947.48/532,867.44 = 240,973.98/x
  3. Step 3: Cross multiply
    385,947.48x = 532,867.44 × 240,973.98
  4. Step 4: Simplify right side
    385,947.48x = 128,407,187,829.21
  5. Step 5: Solve for x
    x = 128,407,187,829.21/385,947.48
  6. Step 6: Final answer
    x = 332,706.38

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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.