Home / 658,837.07-988,444.73-274,511.10

Finding the Fourth Proportional to 658,837.07, 988,444.73 and 274,511.10

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Solution

The fourth proportional to 658,837.07, 988,444.73 and 274,511.10 is: 411,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,837.07 : 988,444.73 = 274,511.10 : x
  2. Step 2: Convert to fraction form
    658,837.07/988,444.73 = 274,511.10/x
  3. Step 3: Cross multiply
    658,837.07x = 988,444.73 × 274,511.10
  4. Step 4: Simplify right side
    658,837.07x = 271,339,050,807.78
  5. Step 5: Solve for x
    x = 271,339,050,807.78/658,837.07
  6. Step 6: Final answer
    x = 411,845.46

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1.5x scale

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.