Home / 655,290.02-904,329.33-368,828.66

Finding the Fourth Proportional to 655,290.02, 904,329.33 and 368,828.66

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Solution

The fourth proportional to 655,290.02, 904,329.33 and 368,828.66 is: 508,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,290.02 : 904,329.33 = 368,828.66 : x
  2. Step 2: Convert to fraction form
    655,290.02/904,329.33 = 368,828.66/x
  3. Step 3: Cross multiply
    655,290.02x = 904,329.33 × 368,828.66
  4. Step 4: Simplify right side
    655,290.02x = 333,542,574,982.60
  5. Step 5: Solve for x
    x = 333,542,574,982.60/655,290.02
  6. Step 6: Final answer
    x = 508,999.93

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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.