Home / 522,739.56-721,114.83-341,557.50

Finding the Fourth Proportional to 522,739.56, 721,114.83 and 341,557.50

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Solution

The fourth proportional to 522,739.56, 721,114.83 and 341,557.50 is: 471,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,739.56 : 721,114.83 = 341,557.50 : x
  2. Step 2: Convert to fraction form
    522,739.56/721,114.83 = 341,557.50/x
  3. Step 3: Cross multiply
    522,739.56x = 721,114.83 × 341,557.50
  4. Step 4: Simplify right side
    522,739.56x = 246,302,178,547.73
  5. Step 5: Solve for x
    x = 246,302,178,547.73/522,739.56
  6. Step 6: Final answer
    x = 471,175.70

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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.