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Finding the Fourth Proportional to 567,543.26, 783,178.34 and 325,810.01

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Solution

The fourth proportional to 567,543.26, 783,178.34 and 325,810.01 is: 449,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,543.26 : 783,178.34 = 325,810.01 : x
  2. Step 2: Convert to fraction form
    567,543.26/783,178.34 = 325,810.01/x
  3. Step 3: Cross multiply
    567,543.26x = 783,178.34 × 325,810.01
  4. Step 4: Simplify right side
    567,543.26x = 255,167,343,116.08
  5. Step 5: Solve for x
    x = 255,167,343,116.08/567,543.26
  6. Step 6: Final answer
    x = 449,599.81

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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.