Home / 785,124.20-1,177,686.30-224,085.80

Finding the Fourth Proportional to 785,124.20, 1,177,686.30 and 224,085.80

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Solution

The fourth proportional to 785,124.20, 1,177,686.30 and 224,085.80 is: 336,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,124.20 : 1,177,686.30 = 224,085.80 : x
  2. Step 2: Convert to fraction form
    785,124.20/1,177,686.30 = 224,085.80/x
  3. Step 3: Cross multiply
    785,124.20x = 1,177,686.30 × 224,085.80
  4. Step 4: Simplify right side
    785,124.20x = 263,902,776,684.54
  5. Step 5: Solve for x
    x = 263,902,776,684.54/785,124.20
  6. Step 6: Final answer
    x = 336,128.70

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Double scale
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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.