Home / 1,009,230.53-1,513,873.58-326,146.59

Finding the Fourth Proportional to 1,009,230.53, 1,513,873.58 and 326,146.59

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Solution

The fourth proportional to 1,009,230.53, 1,513,873.58 and 326,146.59 is: 489,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,230.53 : 1,513,873.58 = 326,146.59 : x
  2. Step 2: Convert to fraction form
    1,009,230.53/1,513,873.58 = 326,146.59/x
  3. Step 3: Cross multiply
    1,009,230.53x = 1,513,873.58 × 326,146.59
  4. Step 4: Simplify right side
    1,009,230.53x = 493,744,704,177.36
  5. Step 5: Solve for x
    x = 493,744,704,177.36/1,009,230.53
  6. Step 6: Final answer
    x = 489,228.86

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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.