Home / 753,368.85-1,130,047.14-304,082.82

Finding the Fourth Proportional to 753,368.85, 1,130,047.14 and 304,082.82

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Solution

The fourth proportional to 753,368.85, 1,130,047.14 and 304,082.82 is: 456,121.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,368.85 : 1,130,047.14 = 304,082.82 : x
  2. Step 2: Convert to fraction form
    753,368.85/1,130,047.14 = 304,082.82/x
  3. Step 3: Cross multiply
    753,368.85x = 1,130,047.14 × 304,082.82
  4. Step 4: Simplify right side
    753,368.85x = 343,627,921,064.14
  5. Step 5: Solve for x
    x = 343,627,921,064.14/753,368.85
  6. Step 6: Final answer
    x = 456,121.75

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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.