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Finding the Fourth Proportional to 302,666.49, 453,842.08 and 112,970.84

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Solution

The fourth proportional to 302,666.49, 453,842.08 and 112,970.84 is: 169,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,666.49 : 453,842.08 = 112,970.84 : x
  2. Step 2: Convert to fraction form
    302,666.49/453,842.08 = 112,970.84/x
  3. Step 3: Cross multiply
    302,666.49x = 453,842.08 × 112,970.84
  4. Step 4: Simplify right side
    302,666.49x = 51,270,921,004.95
  5. Step 5: Solve for x
    x = 51,270,921,004.95/302,666.49
  6. Step 6: Final answer
    x = 169,397.41

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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.