Home / 753,520.16-1,130,424.36-248,227.52

Finding the Fourth Proportional to 753,520.16, 1,130,424.36 and 248,227.52

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Solution

The fourth proportional to 753,520.16, 1,130,424.36 and 248,227.52 is: 372,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,520.16 : 1,130,424.36 = 248,227.52 : x
  2. Step 2: Convert to fraction form
    753,520.16/1,130,424.36 = 248,227.52/x
  3. Step 3: Cross multiply
    753,520.16x = 1,130,424.36 × 248,227.52
  4. Step 4: Simplify right side
    753,520.16x = 280,602,435,430.39
  5. Step 5: Solve for x
    x = 280,602,435,430.39/753,520.16
  6. Step 6: Final answer
    x = 372,388.76

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Double scale
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Similar ratio
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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.