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Finding the Fourth Proportional to 569,681.18, 854,570.54 and 148,956.38

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Solution

The fourth proportional to 569,681.18, 854,570.54 and 148,956.38 is: 223,447.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,681.18 : 854,570.54 = 148,956.38 : x
  2. Step 2: Convert to fraction form
    569,681.18/854,570.54 = 148,956.38/x
  3. Step 3: Cross multiply
    569,681.18x = 854,570.54 × 148,956.38
  4. Step 4: Simplify right side
    569,681.18x = 127,293,730,192.58
  5. Step 5: Solve for x
    x = 127,293,730,192.58/569,681.18
  6. Step 6: Final answer
    x = 223,447.32

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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.