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Finding the Fourth Proportional to 655,058.79, 904,007.66 and 364,682.25

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Solution

The fourth proportional to 655,058.79, 904,007.66 and 364,682.25 is: 503,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,058.79 : 904,007.66 = 364,682.25 : x
  2. Step 2: Convert to fraction form
    655,058.79/904,007.66 = 364,682.25/x
  3. Step 3: Cross multiply
    655,058.79x = 904,007.66 × 364,682.25
  4. Step 4: Simplify right side
    655,058.79x = 329,675,545,642.62
  5. Step 5: Solve for x
    x = 329,675,545,642.62/655,058.79
  6. Step 6: Final answer
    x = 503,276.27

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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.