Home / 260,034.30-358,886.70-152,652.60

Finding the Fourth Proportional to 260,034.30, 358,886.70 and 152,652.60

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Solution

The fourth proportional to 260,034.30, 358,886.70 and 152,652.60 is: 210,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,034.30 : 358,886.70 = 152,652.60 : x
  2. Step 2: Convert to fraction form
    260,034.30/358,886.70 = 152,652.60/x
  3. Step 3: Cross multiply
    260,034.30x = 358,886.70 × 152,652.60
  4. Step 4: Simplify right side
    260,034.30x = 54,784,987,860.42
  5. Step 5: Solve for x
    x = 54,784,987,860.42/260,034.30
  6. Step 6: Final answer
    x = 210,683.70

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1.5x scale

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.