Home / 790,656.26-1,186,262.79-525,469.70

Finding the Fourth Proportional to 790,656.26, 1,186,262.79 and 525,469.70

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Solution

The fourth proportional to 790,656.26, 1,186,262.79 and 525,469.70 is: 788,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,656.26 : 1,186,262.79 = 525,469.70 : x
  2. Step 2: Convert to fraction form
    790,656.26/1,186,262.79 = 525,469.70/x
  3. Step 3: Cross multiply
    790,656.26x = 1,186,262.79 × 525,469.70
  4. Step 4: Simplify right side
    790,656.26x = 623,345,152,382.46
  5. Step 5: Solve for x
    x = 623,345,152,382.46/790,656.26
  6. Step 6: Final answer
    x = 788,389.57

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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.