Home / 551,821.14-761,518.20-334,034.82

Finding the Fourth Proportional to 551,821.14, 761,518.20 and 334,034.82

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Solution

The fourth proportional to 551,821.14, 761,518.20 and 334,034.82 is: 460,971.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,821.14 : 761,518.20 = 334,034.82 : x
  2. Step 2: Convert to fraction form
    551,821.14/761,518.20 = 334,034.82/x
  3. Step 3: Cross multiply
    551,821.14x = 761,518.20 × 334,034.82
  4. Step 4: Simplify right side
    551,821.14x = 254,373,594,863.72
  5. Step 5: Solve for x
    x = 254,373,594,863.72/551,821.14
  6. Step 6: Final answer
    x = 460,971.09

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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.