Home / 947,939.10-1,308,171.51-565,999.26

Finding the Fourth Proportional to 947,939.10, 1,308,171.51 and 565,999.26

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Solution

The fourth proportional to 947,939.10, 1,308,171.51 and 565,999.26 is: 781,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,939.10 : 1,308,171.51 = 565,999.26 : x
  2. Step 2: Convert to fraction form
    947,939.10/1,308,171.51 = 565,999.26/x
  3. Step 3: Cross multiply
    947,939.10x = 1,308,171.51 × 565,999.26
  4. Step 4: Simplify right side
    947,939.10x = 740,424,106,613.08
  5. Step 5: Solve for x
    x = 740,424,106,613.08/947,939.10
  6. Step 6: Final answer
    x = 781,088.26

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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.