Home / 830,371.23-1,145,996.94-508,294.17

Finding the Fourth Proportional to 830,371.23, 1,145,996.94 and 508,294.17

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Solution

The fourth proportional to 830,371.23, 1,145,996.94 and 508,294.17 is: 701,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,371.23 : 1,145,996.94 = 508,294.17 : x
  2. Step 2: Convert to fraction form
    830,371.23/1,145,996.94 = 508,294.17/x
  3. Step 3: Cross multiply
    830,371.23x = 1,145,996.94 × 508,294.17
  4. Step 4: Simplify right side
    830,371.23x = 582,503,565,345.94
  5. Step 5: Solve for x
    x = 582,503,565,345.94/830,371.23
  6. Step 6: Final answer
    x = 701,497.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.