Home / 302,277.18-417,146.04-173,213.10

Finding the Fourth Proportional to 302,277.18, 417,146.04 and 173,213.10

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Solution

The fourth proportional to 302,277.18, 417,146.04 and 173,213.10 is: 239,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,277.18 : 417,146.04 = 173,213.10 : x
  2. Step 2: Convert to fraction form
    302,277.18/417,146.04 = 173,213.10/x
  3. Step 3: Cross multiply
    302,277.18x = 417,146.04 × 173,213.10
  4. Step 4: Simplify right side
    302,277.18x = 72,255,158,741.12
  5. Step 5: Solve for x
    x = 72,255,158,741.12/302,277.18
  6. Step 6: Final answer
    x = 239,036.10

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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.