Home / 563,910.72-845,915.81-159,106.47

Finding the Fourth Proportional to 563,910.72, 845,915.81 and 159,106.47

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Solution

The fourth proportional to 563,910.72, 845,915.81 and 159,106.47 is: 238,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,910.72 : 845,915.81 = 159,106.47 : x
  2. Step 2: Convert to fraction form
    563,910.72/845,915.81 = 159,106.47/x
  3. Step 3: Cross multiply
    563,910.72x = 845,915.81 × 159,106.47
  4. Step 4: Simplify right side
    563,910.72x = 134,590,678,844.06
  5. Step 5: Solve for x
    x = 134,590,678,844.06/563,910.72
  6. Step 6: Final answer
    x = 238,673.74

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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.