Home / 753,538.90-1,130,082.90-248,006.56

Finding the Fourth Proportional to 753,538.90, 1,130,082.90 and 248,006.56

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Solution

The fourth proportional to 753,538.90, 1,130,082.90 and 248,006.56 is: 371,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,538.90 : 1,130,082.90 = 248,006.56 : x
  2. Step 2: Convert to fraction form
    753,538.90/1,130,082.90 = 248,006.56/x
  3. Step 3: Cross multiply
    753,538.90x = 1,130,082.90 × 248,006.56
  4. Step 4: Simplify right side
    753,538.90x = 280,267,972,543.82
  5. Step 5: Solve for x
    x = 280,267,972,543.82/753,538.90
  6. Step 6: Final answer
    x = 371,935.64

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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.