Home / 770,847.44-1,156,348.10-265,341.49

Finding the Fourth Proportional to 770,847.44, 1,156,348.10 and 265,341.49

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Solution

The fourth proportional to 770,847.44, 1,156,348.10 and 265,341.49 is: 398,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,847.44 : 1,156,348.10 = 265,341.49 : x
  2. Step 2: Convert to fraction form
    770,847.44/1,156,348.10 = 265,341.49/x
  3. Step 3: Cross multiply
    770,847.44x = 1,156,348.10 × 265,341.49
  4. Step 4: Simplify right side
    770,847.44x = 306,827,125,585.15
  5. Step 5: Solve for x
    x = 306,827,125,585.15/770,847.44
  6. Step 6: Final answer
    x = 398,038.72

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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.