Home / 563,925.28-778,258.08-322,202.68

Finding the Fourth Proportional to 563,925.28, 778,258.08 and 322,202.68

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Solution

The fourth proportional to 563,925.28, 778,258.08 and 322,202.68 is: 444,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,925.28 : 778,258.08 = 322,202.68 : x
  2. Step 2: Convert to fraction form
    563,925.28/778,258.08 = 322,202.68/x
  3. Step 3: Cross multiply
    563,925.28x = 778,258.08 × 322,202.68
  4. Step 4: Simplify right side
    563,925.28x = 250,756,839,107.65
  5. Step 5: Solve for x
    x = 250,756,839,107.65/563,925.28
  6. Step 6: Final answer
    x = 444,663.23

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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.