Home / 571,764.19-789,020.15-326,733.37

Finding the Fourth Proportional to 571,764.19, 789,020.15 and 326,733.37

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Solution

The fourth proportional to 571,764.19, 789,020.15 and 326,733.37 is: 450,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,764.19 : 789,020.15 = 326,733.37 : x
  2. Step 2: Convert to fraction form
    571,764.19/789,020.15 = 326,733.37/x
  3. Step 3: Cross multiply
    571,764.19x = 789,020.15 × 326,733.37
  4. Step 4: Simplify right side
    571,764.19x = 257,799,209,001.19
  5. Step 5: Solve for x
    x = 257,799,209,001.19/571,764.19
  6. Step 6: Final answer
    x = 450,883.80

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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.