Home / 836,532.63-1,251,514.26-645,550.16

Finding the Fourth Proportional to 836,532.63, 1,251,514.26 and 645,550.16

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Solution

The fourth proportional to 836,532.63, 1,251,514.26 and 645,550.16 is: 965,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,532.63 : 1,251,514.26 = 645,550.16 : x
  2. Step 2: Convert to fraction form
    836,532.63/1,251,514.26 = 645,550.16/x
  3. Step 3: Cross multiply
    836,532.63x = 1,251,514.26 × 645,550.16
  4. Step 4: Simplify right side
    836,532.63x = 807,915,224,527.71
  5. Step 5: Solve for x
    x = 807,915,224,527.71/836,532.63
  6. Step 6: Final answer
    x = 965,790.45

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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.