Home / 657,847.02-907,852.41-371,418.06

Finding the Fourth Proportional to 657,847.02, 907,852.41 and 371,418.06

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Solution

The fourth proportional to 657,847.02, 907,852.41 and 371,418.06 is: 512,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,847.02 : 907,852.41 = 371,418.06 : x
  2. Step 2: Convert to fraction form
    657,847.02/907,852.41 = 371,418.06/x
  3. Step 3: Cross multiply
    657,847.02x = 907,852.41 × 371,418.06
  4. Step 4: Simplify right side
    657,847.02x = 337,192,780,888.53
  5. Step 5: Solve for x
    x = 337,192,780,888.53/657,847.02
  6. Step 6: Final answer
    x = 512,570.20

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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.