Home / 833,315.64-1,149,977.43-451,342.50

Finding the Fourth Proportional to 833,315.64, 1,149,977.43 and 451,342.50

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Solution

The fourth proportional to 833,315.64, 1,149,977.43 and 451,342.50 is: 622,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,315.64 : 1,149,977.43 = 451,342.50 : x
  2. Step 2: Convert to fraction form
    833,315.64/1,149,977.43 = 451,342.50/x
  3. Step 3: Cross multiply
    833,315.64x = 1,149,977.43 × 451,342.50
  4. Step 4: Simplify right side
    833,315.64x = 519,033,688,199.78
  5. Step 5: Solve for x
    x = 519,033,688,199.78/833,315.64
  6. Step 6: Final answer
    x = 622,853.65

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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.