Home / 963,195.72-1,329,196.68-555,298.35

Finding the Fourth Proportional to 963,195.72, 1,329,196.68 and 555,298.35

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Solution

The fourth proportional to 963,195.72, 1,329,196.68 and 555,298.35 is: 766,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,195.72 : 1,329,196.68 = 555,298.35 : x
  2. Step 2: Convert to fraction form
    963,195.72/1,329,196.68 = 555,298.35/x
  3. Step 3: Cross multiply
    963,195.72x = 1,329,196.68 × 555,298.35
  4. Step 4: Simplify right side
    963,195.72x = 738,100,723,229.48
  5. Step 5: Solve for x
    x = 738,100,723,229.48/963,195.72
  6. Step 6: Final answer
    x = 766,303.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.