Home / 534,018.22-736,799.40-304,491.79

Finding the Fourth Proportional to 534,018.22, 736,799.40 and 304,491.79

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Solution

The fourth proportional to 534,018.22, 736,799.40 and 304,491.79 is: 420,115.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,018.22 : 736,799.40 = 304,491.79 : x
  2. Step 2: Convert to fraction form
    534,018.22/736,799.40 = 304,491.79/x
  3. Step 3: Cross multiply
    534,018.22x = 736,799.40 × 304,491.79
  4. Step 4: Simplify right side
    534,018.22x = 224,349,364,492.93
  5. Step 5: Solve for x
    x = 224,349,364,492.93/534,018.22
  6. Step 6: Final answer
    x = 420,115.57

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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.