Home / 302,845.78-417,927.21-175,595.18

Finding the Fourth Proportional to 302,845.78, 417,927.21 and 175,595.18

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Solution

The fourth proportional to 302,845.78, 417,927.21 and 175,595.18 is: 242,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,845.78 : 417,927.21 = 175,595.18 : x
  2. Step 2: Convert to fraction form
    302,845.78/417,927.21 = 175,595.18/x
  3. Step 3: Cross multiply
    302,845.78x = 417,927.21 × 175,595.18
  4. Step 4: Simplify right side
    302,845.78x = 73,386,003,269.57
  5. Step 5: Solve for x
    x = 73,386,003,269.57/302,845.78
  6. Step 6: Final answer
    x = 242,321.37

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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.