Home / 302,702.40-453,834.90-169,623.45

Finding the Fourth Proportional to 302,702.40, 453,834.90 and 169,623.45

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Solution

The fourth proportional to 302,702.40, 453,834.90 and 169,623.45 is: 254,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,702.40 : 453,834.90 = 169,623.45 : x
  2. Step 2: Convert to fraction form
    302,702.40/453,834.90 = 169,623.45/x
  3. Step 3: Cross multiply
    302,702.40x = 453,834.90 × 169,623.45
  4. Step 4: Simplify right side
    302,702.40x = 76,981,041,468.41
  5. Step 5: Solve for x
    x = 76,981,041,468.41/302,702.40
  6. Step 6: Final answer
    x = 254,312.62

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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.