Home / 361,106.40-498,283.92-223,263.84

Finding the Fourth Proportional to 361,106.40, 498,283.92 and 223,263.84

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Solution

The fourth proportional to 361,106.40, 498,283.92 and 223,263.84 is: 308,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,106.40 : 498,283.92 = 223,263.84 : x
  2. Step 2: Convert to fraction form
    361,106.40/498,283.92 = 223,263.84/x
  3. Step 3: Cross multiply
    361,106.40x = 498,283.92 × 223,263.84
  4. Step 4: Simplify right side
    361,106.40x = 111,248,781,389.45
  5. Step 5: Solve for x
    x = 111,248,781,389.45/361,106.40
  6. Step 6: Final answer
    x = 308,077.57

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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.