Home / 302,220.20-453,200.70-152,402.60

Finding the Fourth Proportional to 302,220.20, 453,200.70 and 152,402.60

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Solution

The fourth proportional to 302,220.20, 453,200.70 and 152,402.60 is: 228,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,220.20 : 453,200.70 = 152,402.60 : x
  2. Step 2: Convert to fraction form
    302,220.20/453,200.70 = 152,402.60/x
  3. Step 3: Cross multiply
    302,220.20x = 453,200.70 × 152,402.60
  4. Step 4: Simplify right side
    302,220.20x = 69,068,965,001.82
  5. Step 5: Solve for x
    x = 69,068,965,001.82/302,220.20
  6. Step 6: Final answer
    x = 228,538.55

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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.