Home / 657,084.03-906,721.47-370,674.51

Finding the Fourth Proportional to 657,084.03, 906,721.47 and 370,674.51

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Solution

The fourth proportional to 657,084.03, 906,721.47 and 370,674.51 is: 511,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,084.03 : 906,721.47 = 370,674.51 : x
  2. Step 2: Convert to fraction form
    657,084.03/906,721.47 = 370,674.51/x
  3. Step 3: Cross multiply
    657,084.03x = 906,721.47 × 370,674.51
  4. Step 4: Simplify right side
    657,084.03x = 336,098,536,598.73
  5. Step 5: Solve for x
    x = 336,098,536,598.73/657,084.03
  6. Step 6: Final answer
    x = 511,500.08

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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.