Home / 849,989.36-1,275,122.42-251,011.10

Finding the Fourth Proportional to 849,989.36, 1,275,122.42 and 251,011.10

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Solution

The fourth proportional to 849,989.36, 1,275,122.42 and 251,011.10 is: 376,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,989.36 : 1,275,122.42 = 251,011.10 : x
  2. Step 2: Convert to fraction form
    849,989.36/1,275,122.42 = 251,011.10/x
  3. Step 3: Cross multiply
    849,989.36x = 1,275,122.42 × 251,011.10
  4. Step 4: Simplify right side
    849,989.36x = 320,069,884,152.90
  5. Step 5: Solve for x
    x = 320,069,884,152.90/849,989.36
  6. Step 6: Final answer
    x = 376,557.52

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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.