Home / 562,140.15-841,859.07-321,524.84

Finding the Fourth Proportional to 562,140.15, 841,859.07 and 321,524.84

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Solution

The fourth proportional to 562,140.15, 841,859.07 and 321,524.84 is: 481,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,140.15 : 841,859.07 = 321,524.84 : x
  2. Step 2: Convert to fraction form
    562,140.15/841,859.07 = 321,524.84/x
  3. Step 3: Cross multiply
    562,140.15x = 841,859.07 × 321,524.84
  4. Step 4: Simplify right side
    562,140.15x = 270,678,605,491.81
  5. Step 5: Solve for x
    x = 270,678,605,491.81/562,140.15
  6. Step 6: Final answer
    x = 481,514.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.