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Finding the Fourth Proportional to 731,608.65, 1,009,551.53 and 437,199.94

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Solution

The fourth proportional to 731,608.65, 1,009,551.53 and 437,199.94 is: 603,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,608.65 : 1,009,551.53 = 437,199.94 : x
  2. Step 2: Convert to fraction form
    731,608.65/1,009,551.53 = 437,199.94/x
  3. Step 3: Cross multiply
    731,608.65x = 1,009,551.53 × 437,199.94
  4. Step 4: Simplify right side
    731,608.65x = 441,375,870,099.19
  5. Step 5: Solve for x
    x = 441,375,870,099.19/731,608.65
  6. Step 6: Final answer
    x = 603,295.04

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1.5x scale

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.