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Finding the Fourth Proportional to 340,525.79, 510,788.69 and 160,569.34

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Solution

The fourth proportional to 340,525.79, 510,788.69 and 160,569.34 is: 240,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,525.79 : 510,788.69 = 160,569.34 : x
  2. Step 2: Convert to fraction form
    340,525.79/510,788.69 = 160,569.34/x
  3. Step 3: Cross multiply
    340,525.79x = 510,788.69 × 160,569.34
  4. Step 4: Simplify right side
    340,525.79x = 82,017,002,832.76
  5. Step 5: Solve for x
    x = 82,017,002,832.76/340,525.79
  6. Step 6: Final answer
    x = 240,854.01

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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.