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Finding the Fourth Proportional to 302,026.60, 452,751.90 and 112,436.20

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Solution

The fourth proportional to 302,026.60, 452,751.90 and 112,436.20 is: 168,547.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,026.60 : 452,751.90 = 112,436.20 : x
  2. Step 2: Convert to fraction form
    302,026.60/452,751.90 = 112,436.20/x
  3. Step 3: Cross multiply
    302,026.60x = 452,751.90 × 112,436.20
  4. Step 4: Simplify right side
    302,026.60x = 50,905,703,178.78
  5. Step 5: Solve for x
    x = 50,905,703,178.78/302,026.60
  6. Step 6: Final answer
    x = 168,547.09

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1.5x scale

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.