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Finding the Fourth Proportional to 302,946.77, 418,066.56 and 175,696.17

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Solution

The fourth proportional to 302,946.77, 418,066.56 and 175,696.17 is: 242,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,946.77 : 418,066.56 = 175,696.17 : x
  2. Step 2: Convert to fraction form
    302,946.77/418,066.56 = 175,696.17/x
  3. Step 3: Cross multiply
    302,946.77x = 418,066.56 × 175,696.17
  4. Step 4: Simplify right side
    302,946.77x = 73,452,693,397.08
  5. Step 5: Solve for x
    x = 73,452,693,397.08/302,946.77
  6. Step 6: Final answer
    x = 242,460.73

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1.5x scale

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.