Home / 905,537.07-1,358,501.62-274,498.47

Finding the Fourth Proportional to 905,537.07, 1,358,501.62 and 274,498.47

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Solution

The fourth proportional to 905,537.07, 1,358,501.62 and 274,498.47 is: 411,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,537.07 : 1,358,501.62 = 274,498.47 : x
  2. Step 2: Convert to fraction form
    905,537.07/1,358,501.62 = 274,498.47/x
  3. Step 3: Cross multiply
    905,537.07x = 1,358,501.62 × 274,498.47
  4. Step 4: Simplify right side
    905,537.07x = 372,906,616,182.52
  5. Step 5: Solve for x
    x = 372,906,616,182.52/905,537.07
  6. Step 6: Final answer
    x = 411,807.12

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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.