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Finding the Fourth Proportional to 657,559.08, 907,422.57 and 367,175.12

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Solution

The fourth proportional to 657,559.08, 907,422.57 and 367,175.12 is: 506,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,559.08 : 907,422.57 = 367,175.12 : x
  2. Step 2: Convert to fraction form
    657,559.08/907,422.57 = 367,175.12/x
  3. Step 3: Cross multiply
    657,559.08x = 907,422.57 × 367,175.12
  4. Step 4: Simplify right side
    657,559.08x = 333,182,986,493.35
  5. Step 5: Solve for x
    x = 333,182,986,493.35/657,559.08
  6. Step 6: Final answer
    x = 506,696.66

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1.5x scale

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.