Home / 424,864.95-637,393.44-140,554.83

Finding the Fourth Proportional to 424,864.95, 637,393.44 and 140,554.83

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Solution

The fourth proportional to 424,864.95, 637,393.44 and 140,554.83 is: 210,864.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,864.95 : 637,393.44 = 140,554.83 : x
  2. Step 2: Convert to fraction form
    424,864.95/637,393.44 = 140,554.83/x
  3. Step 3: Cross multiply
    424,864.95x = 637,393.44 × 140,554.83
  4. Step 4: Simplify right side
    424,864.95x = 89,588,725,143.66
  5. Step 5: Solve for x
    x = 89,588,725,143.66/424,864.95
  6. Step 6: Final answer
    x = 210,864.01

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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.