Home / 835,513.34-1,253,208.02-266,871.46

Finding the Fourth Proportional to 835,513.34, 1,253,208.02 and 266,871.46

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Solution

The fourth proportional to 835,513.34, 1,253,208.02 and 266,871.46 is: 400,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,513.34 : 1,253,208.02 = 266,871.46 : x
  2. Step 2: Convert to fraction form
    835,513.34/1,253,208.02 = 266,871.46/x
  3. Step 3: Cross multiply
    835,513.34x = 1,253,208.02 × 266,871.46
  4. Step 4: Simplify right side
    835,513.34x = 334,445,453,981.11
  5. Step 5: Solve for x
    x = 334,445,453,981.11/835,513.34
  6. Step 6: Final answer
    x = 400,287.39

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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.