Home / 880,851.42-1,320,810.57-348,350.94

Finding the Fourth Proportional to 880,851.42, 1,320,810.57 and 348,350.94

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Solution

The fourth proportional to 880,851.42, 1,320,810.57 and 348,350.94 is: 522,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,851.42 : 1,320,810.57 = 348,350.94 : x
  2. Step 2: Convert to fraction form
    880,851.42/1,320,810.57 = 348,350.94/x
  3. Step 3: Cross multiply
    880,851.42x = 1,320,810.57 × 348,350.94
  4. Step 4: Simplify right side
    880,851.42x = 460,105,603,621.44
  5. Step 5: Solve for x
    x = 460,105,603,621.44/880,851.42
  6. Step 6: Final answer
    x = 522,341.90

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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.