Home / 292,401.02-438,776.49-268,606.46

Finding the Fourth Proportional to 292,401.02, 438,776.49 and 268,606.46

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Solution

The fourth proportional to 292,401.02, 438,776.49 and 268,606.46 is: 403,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,401.02 : 438,776.49 = 268,606.46 : x
  2. Step 2: Convert to fraction form
    292,401.02/438,776.49 = 268,606.46/x
  3. Step 3: Cross multiply
    292,401.02x = 438,776.49 × 268,606.46
  4. Step 4: Simplify right side
    292,401.02x = 117,858,199,710.13
  5. Step 5: Solve for x
    x = 117,858,199,710.13/292,401.02
  6. Step 6: Final answer
    x = 403,070.41

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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.