Home / 836,282.66-1,153,977.50-463,736.21

Finding the Fourth Proportional to 836,282.66, 1,153,977.50 and 463,736.21

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Solution

The fourth proportional to 836,282.66, 1,153,977.50 and 463,736.21 is: 639,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,282.66 : 1,153,977.50 = 463,736.21 : x
  2. Step 2: Convert to fraction form
    836,282.66/1,153,977.50 = 463,736.21/x
  3. Step 3: Cross multiply
    836,282.66x = 1,153,977.50 × 463,736.21
  4. Step 4: Simplify right side
    836,282.66x = 535,141,152,275.28
  5. Step 5: Solve for x
    x = 535,141,152,275.28/836,282.66
  6. Step 6: Final answer
    x = 639,904.64

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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.