Home / 593,435.80-818,943.12-321,502.48

Finding the Fourth Proportional to 593,435.80, 818,943.12 and 321,502.48

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Solution

The fourth proportional to 593,435.80, 818,943.12 and 321,502.48 is: 443,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,435.80 : 818,943.12 = 321,502.48 : x
  2. Step 2: Convert to fraction form
    593,435.80/818,943.12 = 321,502.48/x
  3. Step 3: Cross multiply
    593,435.80x = 818,943.12 × 321,502.48
  4. Step 4: Simplify right side
    593,435.80x = 263,292,244,058.94
  5. Step 5: Solve for x
    x = 263,292,244,058.94/593,435.80
  6. Step 6: Final answer
    x = 443,674.35

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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.