Home / 956,721.70-1,435,082.55-800,424.10

Finding the Fourth Proportional to 956,721.70, 1,435,082.55 and 800,424.10

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Solution

The fourth proportional to 956,721.70, 1,435,082.55 and 800,424.10 is: 1,200,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,721.70 : 1,435,082.55 = 800,424.10 : x
  2. Step 2: Convert to fraction form
    956,721.70/1,435,082.55 = 800,424.10/x
  3. Step 3: Cross multiply
    956,721.70x = 1,435,082.55 × 800,424.10
  4. Step 4: Simplify right side
    956,721.70x = 1,148,674,658,509.46
  5. Step 5: Solve for x
    x = 1,148,674,658,509.46/956,721.70
  6. Step 6: Final answer
    x = 1,200,636.15

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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.