Home / 529,418.10-730,094.10-348,283.46

Finding the Fourth Proportional to 529,418.10, 730,094.10 and 348,283.46

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Solution

The fourth proportional to 529,418.10, 730,094.10 and 348,283.46 is: 480,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,418.10 : 730,094.10 = 348,283.46 : x
  2. Step 2: Convert to fraction form
    529,418.10/730,094.10 = 348,283.46/x
  3. Step 3: Cross multiply
    529,418.10x = 730,094.10 × 348,283.46
  4. Step 4: Simplify right side
    529,418.10x = 254,279,699,273.59
  5. Step 5: Solve for x
    x = 254,279,699,273.59/529,418.10
  6. Step 6: Final answer
    x = 480,300.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.