Home / 753,913.76-1,130,855.07-248,505.08

Finding the Fourth Proportional to 753,913.76, 1,130,855.07 and 248,505.08

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Solution

The fourth proportional to 753,913.76, 1,130,855.07 and 248,505.08 is: 372,752.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,913.76 : 1,130,855.07 = 248,505.08 : x
  2. Step 2: Convert to fraction form
    753,913.76/1,130,855.07 = 248,505.08/x
  3. Step 3: Cross multiply
    753,913.76x = 1,130,855.07 × 248,505.08
  4. Step 4: Simplify right side
    753,913.76x = 281,023,224,916.37
  5. Step 5: Solve for x
    x = 281,023,224,916.37/753,913.76
  6. Step 6: Final answer
    x = 372,752.48

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Double scale
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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.