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Finding the Fourth Proportional to 364,094.40, 502,302.96 and 220,802.16

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Solution

The fourth proportional to 364,094.40, 502,302.96 and 220,802.16 is: 304,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,094.40 : 502,302.96 = 220,802.16 : x
  2. Step 2: Convert to fraction form
    364,094.40/502,302.96 = 220,802.16/x
  3. Step 3: Cross multiply
    364,094.40x = 502,302.96 × 220,802.16
  4. Step 4: Simplify right side
    364,094.40x = 110,909,578,542.39
  5. Step 5: Solve for x
    x = 110,909,578,542.39/364,094.40
  6. Step 6: Final answer
    x = 304,617.64

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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.