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Finding the Fourth Proportional to 888,802.32, 1,226,538.46 and 480,895.21

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Solution

The fourth proportional to 888,802.32, 1,226,538.46 and 480,895.21 is: 663,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,802.32 : 1,226,538.46 = 480,895.21 : x
  2. Step 2: Convert to fraction form
    888,802.32/1,226,538.46 = 480,895.21/x
  3. Step 3: Cross multiply
    888,802.32x = 1,226,538.46 × 480,895.21
  4. Step 4: Simplify right side
    888,802.32x = 589,836,470,294.78
  5. Step 5: Solve for x
    x = 589,836,470,294.78/888,802.32
  6. Step 6: Final answer
    x = 663,630.66

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