Home / 696,061.60-1,043,217.60-340,309.60

Finding the Fourth Proportional to 696,061.60, 1,043,217.60 and 340,309.60

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Solution

The fourth proportional to 696,061.60, 1,043,217.60 and 340,309.60 is: 510,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,061.60 : 1,043,217.60 = 340,309.60 : x
  2. Step 2: Convert to fraction form
    696,061.60/1,043,217.60 = 340,309.60/x
  3. Step 3: Cross multiply
    696,061.60x = 1,043,217.60 × 340,309.60
  4. Step 4: Simplify right side
    696,061.60x = 355,016,964,168.96
  5. Step 5: Solve for x
    x = 355,016,964,168.96/696,061.60
  6. Step 6: Final answer
    x = 510,036.70

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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.