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Finding the Fourth Proportional to 404,945.04, 607,446.72 and 155,627.04

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Solution

The fourth proportional to 404,945.04, 607,446.72 and 155,627.04 is: 233,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,945.04 : 607,446.72 = 155,627.04 : x
  2. Step 2: Convert to fraction form
    404,945.04/607,446.72 = 155,627.04/x
  3. Step 3: Cross multiply
    404,945.04x = 607,446.72 × 155,627.04
  4. Step 4: Simplify right side
    404,945.04x = 94,535,134,991.31
  5. Step 5: Solve for x
    x = 94,535,134,991.31/404,945.04
  6. Step 6: Final answer
    x = 233,451.77

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1.5x scale

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.