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Finding the Fourth Proportional to 404,881.40, 607,322.10 and 183,265.40

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Solution

The fourth proportional to 404,881.40, 607,322.10 and 183,265.40 is: 274,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,881.40 : 607,322.10 = 183,265.40 : x
  2. Step 2: Convert to fraction form
    404,881.40/607,322.10 = 183,265.40/x
  3. Step 3: Cross multiply
    404,881.40x = 607,322.10 × 183,265.40
  4. Step 4: Simplify right side
    404,881.40x = 111,301,127,585.34
  5. Step 5: Solve for x
    x = 111,301,127,585.34/404,881.40
  6. Step 6: Final answer
    x = 274,898.10

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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.