Home / 424,917.64-637,378.02-158,675.32

Finding the Fourth Proportional to 424,917.64, 637,378.02 and 158,675.32

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Solution

The fourth proportional to 424,917.64, 637,378.02 and 158,675.32 is: 238,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,917.64 : 637,378.02 = 158,675.32 : x
  2. Step 2: Convert to fraction form
    424,917.64/637,378.02 = 158,675.32/x
  3. Step 3: Cross multiply
    424,917.64x = 637,378.02 × 158,675.32
  4. Step 4: Simplify right side
    424,917.64x = 101,136,161,284.47
  5. Step 5: Solve for x
    x = 101,136,161,284.47/424,917.64
  6. Step 6: Final answer
    x = 238,013.56

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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.