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Finding the Fourth Proportional to 403,711.48, 605,547.08 and 150,973.39

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Solution

The fourth proportional to 403,711.48, 605,547.08 and 150,973.39 is: 226,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,711.48 : 605,547.08 = 150,973.39 : x
  2. Step 2: Convert to fraction form
    403,711.48/605,547.08 = 150,973.39/x
  3. Step 3: Cross multiply
    403,711.48x = 605,547.08 × 150,973.39
  4. Step 4: Simplify right side
    403,711.48x = 91,421,492,444.47
  5. Step 5: Solve for x
    x = 91,421,492,444.47/403,711.48
  6. Step 6: Final answer
    x = 226,452.55

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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.