Home / 701,321.60-1,051,982.40-346,390.40

Finding the Fourth Proportional to 701,321.60, 1,051,982.40 and 346,390.40

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Solution

The fourth proportional to 701,321.60, 1,051,982.40 and 346,390.40 is: 519,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,321.60 : 1,051,982.40 = 346,390.40 : x
  2. Step 2: Convert to fraction form
    701,321.60/1,051,982.40 = 346,390.40/x
  3. Step 3: Cross multiply
    701,321.60x = 1,051,982.40 × 346,390.40
  4. Step 4: Simplify right side
    701,321.60x = 364,396,604,328.96
  5. Step 5: Solve for x
    x = 364,396,604,328.96/701,321.60
  6. Step 6: Final answer
    x = 519,585.60

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1.5x scale

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.