Home / 867,460.20-1,301,384.70-334,933.80

Finding the Fourth Proportional to 867,460.20, 1,301,384.70 and 334,933.80

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Solution

The fourth proportional to 867,460.20, 1,301,384.70 and 334,933.80 is: 502,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,460.20 : 1,301,384.70 = 334,933.80 : x
  2. Step 2: Convert to fraction form
    867,460.20/1,301,384.70 = 334,933.80/x
  3. Step 3: Cross multiply
    867,460.20x = 1,301,384.70 × 334,933.80
  4. Step 4: Simplify right side
    867,460.20x = 435,877,722,832.86
  5. Step 5: Solve for x
    x = 435,877,722,832.86/867,460.20
  6. Step 6: Final answer
    x = 502,475.76

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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.