Home / 789,047.60-1,182,210.60-367,458.80

Finding the Fourth Proportional to 789,047.60, 1,182,210.60 and 367,458.80

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Solution

The fourth proportional to 789,047.60, 1,182,210.60 and 367,458.80 is: 550,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,047.60 : 1,182,210.60 = 367,458.80 : x
  2. Step 2: Convert to fraction form
    789,047.60/1,182,210.60 = 367,458.80/x
  3. Step 3: Cross multiply
    789,047.60x = 1,182,210.60 × 367,458.80
  4. Step 4: Simplify right side
    789,047.60x = 434,413,688,423.28
  5. Step 5: Solve for x
    x = 434,413,688,423.28/789,047.60
  6. Step 6: Final answer
    x = 550,554.48

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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.