Home / 657,369.23-907,151.12-370,915.97

Finding the Fourth Proportional to 657,369.23, 907,151.12 and 370,915.97

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Solution

The fourth proportional to 657,369.23, 907,151.12 and 370,915.97 is: 511,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,369.23 : 907,151.12 = 370,915.97 : x
  2. Step 2: Convert to fraction form
    657,369.23/907,151.12 = 370,915.97/x
  3. Step 3: Cross multiply
    657,369.23x = 907,151.12 × 370,915.97
  4. Step 4: Simplify right side
    657,369.23x = 336,476,833,075.63
  5. Step 5: Solve for x
    x = 336,476,833,075.63/657,369.23
  6. Step 6: Final answer
    x = 511,853.64

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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.