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Finding the Fourth Proportional to 302,214.90, 453,671.55 and 162,246.90

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Solution

The fourth proportional to 302,214.90, 453,671.55 and 162,246.90 is: 243,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,214.90 : 453,671.55 = 162,246.90 : x
  2. Step 2: Convert to fraction form
    302,214.90/453,671.55 = 162,246.90/x
  3. Step 3: Cross multiply
    302,214.90x = 453,671.55 × 162,246.90
  4. Step 4: Simplify right side
    302,214.90x = 73,606,802,605.70
  5. Step 5: Solve for x
    x = 73,606,802,605.70/302,214.90
  6. Step 6: Final answer
    x = 243,557.82

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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.