Home / 801,560.66-1,106,155.42-434,041.84

Finding the Fourth Proportional to 801,560.66, 1,106,155.42 and 434,041.84

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Solution

The fourth proportional to 801,560.66, 1,106,155.42 and 434,041.84 is: 598,978.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,560.66 : 1,106,155.42 = 434,041.84 : x
  2. Step 2: Convert to fraction form
    801,560.66/1,106,155.42 = 434,041.84/x
  3. Step 3: Cross multiply
    801,560.66x = 1,106,155.42 × 434,041.84
  4. Step 4: Simplify right side
    801,560.66x = 480,117,733,822.77
  5. Step 5: Solve for x
    x = 480,117,733,822.77/801,560.66
  6. Step 6: Final answer
    x = 598,978.66

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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.