Home / 792,159.61-1,186,301.56-715,395.91

Finding the Fourth Proportional to 792,159.61, 1,186,301.56 and 715,395.91

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Solution

The fourth proportional to 792,159.61, 1,186,301.56 and 715,395.91 is: 1,071,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,159.61 : 1,186,301.56 = 715,395.91 : x
  2. Step 2: Convert to fraction form
    792,159.61/1,186,301.56 = 715,395.91/x
  3. Step 3: Cross multiply
    792,159.61x = 1,186,301.56 × 715,395.91
  4. Step 4: Simplify right side
    792,159.61x = 848,675,284,050.62
  5. Step 5: Solve for x
    x = 848,675,284,050.62/792,159.61
  6. Step 6: Final answer
    x = 1,071,343.80

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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.