Home / 491,895.05-736,176.06-302,475.40

Finding the Fourth Proportional to 491,895.05, 736,176.06 and 302,475.40

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Solution

The fourth proportional to 491,895.05, 736,176.06 and 302,475.40 is: 452,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,895.05 : 736,176.06 = 302,475.40 : x
  2. Step 2: Convert to fraction form
    491,895.05/736,176.06 = 302,475.40/x
  3. Step 3: Cross multiply
    491,895.05x = 736,176.06 × 302,475.40
  4. Step 4: Simplify right side
    491,895.05x = 222,675,146,378.48
  5. Step 5: Solve for x
    x = 222,675,146,378.48/491,895.05
  6. Step 6: Final answer
    x = 452,688.33

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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.