Home / 824,102.09-1,137,206.75-461,442.82

Finding the Fourth Proportional to 824,102.09, 1,137,206.75 and 461,442.82

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Solution

The fourth proportional to 824,102.09, 1,137,206.75 and 461,442.82 is: 636,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,102.09 : 1,137,206.75 = 461,442.82 : x
  2. Step 2: Convert to fraction form
    824,102.09/1,137,206.75 = 461,442.82/x
  3. Step 3: Cross multiply
    824,102.09x = 1,137,206.75 × 461,442.82
  4. Step 4: Simplify right side
    824,102.09x = 524,755,883,957.00
  5. Step 5: Solve for x
    x = 524,755,883,957.00/824,102.09
  6. Step 6: Final answer
    x = 636,760.77

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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.