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Finding the Fourth Proportional to 585,154.94, 877,483.18 and 229,919.77

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Solution

The fourth proportional to 585,154.94, 877,483.18 and 229,919.77 is: 344,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,154.94 : 877,483.18 = 229,919.77 : x
  2. Step 2: Convert to fraction form
    585,154.94/877,483.18 = 229,919.77/x
  3. Step 3: Cross multiply
    585,154.94x = 877,483.18 × 229,919.77
  4. Step 4: Simplify right side
    585,154.94x = 201,750,726,079.58
  5. Step 5: Solve for x
    x = 201,750,726,079.58/585,154.94
  6. Step 6: Final answer
    x = 344,781.72

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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.