Home / 700,176.80-1,050,265.20-326,928.80

Finding the Fourth Proportional to 700,176.80, 1,050,265.20 and 326,928.80

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Solution

The fourth proportional to 700,176.80, 1,050,265.20 and 326,928.80 is: 490,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,176.80 : 1,050,265.20 = 326,928.80 : x
  2. Step 2: Convert to fraction form
    700,176.80/1,050,265.20 = 326,928.80/x
  3. Step 3: Cross multiply
    700,176.80x = 1,050,265.20 × 326,928.80
  4. Step 4: Simplify right side
    700,176.80x = 343,361,941,517.76
  5. Step 5: Solve for x
    x = 343,361,941,517.76/700,176.80
  6. Step 6: Final answer
    x = 490,393.20

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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.