Home / 302,561.10-453,841.65-208,082.70

Finding the Fourth Proportional to 302,561.10, 453,841.65 and 208,082.70

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Solution

The fourth proportional to 302,561.10, 453,841.65 and 208,082.70 is: 312,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,561.10 : 453,841.65 = 208,082.70 : x
  2. Step 2: Convert to fraction form
    302,561.10/453,841.65 = 208,082.70/x
  3. Step 3: Cross multiply
    302,561.10x = 453,841.65 × 208,082.70
  4. Step 4: Simplify right side
    302,561.10x = 94,436,595,904.46
  5. Step 5: Solve for x
    x = 94,436,595,904.46/302,561.10
  6. Step 6: Final answer
    x = 312,124.05

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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.