Home / 770,813.64-1,156,345.74-238,210.44

Finding the Fourth Proportional to 770,813.64, 1,156,345.74 and 238,210.44

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Solution

The fourth proportional to 770,813.64, 1,156,345.74 and 238,210.44 is: 357,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,813.64 : 1,156,345.74 = 238,210.44 : x
  2. Step 2: Convert to fraction form
    770,813.64/1,156,345.74 = 238,210.44/x
  3. Step 3: Cross multiply
    770,813.64x = 1,156,345.74 × 238,210.44
  4. Step 4: Simplify right side
    770,813.64x = 275,453,627,517.53
  5. Step 5: Solve for x
    x = 275,453,627,517.53/770,813.64
  6. Step 6: Final answer
    x = 357,354.38

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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.