Home / 700,279.20-1,050,418.80-434,558.70

Finding the Fourth Proportional to 700,279.20, 1,050,418.80 and 434,558.70

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Solution

The fourth proportional to 700,279.20, 1,050,418.80 and 434,558.70 is: 651,838.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,279.20 : 1,050,418.80 = 434,558.70 : x
  2. Step 2: Convert to fraction form
    700,279.20/1,050,418.80 = 434,558.70/x
  3. Step 3: Cross multiply
    700,279.20x = 1,050,418.80 × 434,558.70
  4. Step 4: Simplify right side
    700,279.20x = 456,468,628,183.56
  5. Step 5: Solve for x
    x = 456,468,628,183.56/700,279.20
  6. Step 6: Final answer
    x = 651,838.05

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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.