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Finding the Fourth Proportional to 435,804.48, 601,410.23 and 242,212.15

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Solution

The fourth proportional to 435,804.48, 601,410.23 and 242,212.15 is: 334,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,804.48 : 601,410.23 = 242,212.15 : x
  2. Step 2: Convert to fraction form
    435,804.48/601,410.23 = 242,212.15/x
  3. Step 3: Cross multiply
    435,804.48x = 601,410.23 × 242,212.15
  4. Step 4: Simplify right side
    435,804.48x = 145,668,863,629.23
  5. Step 5: Solve for x
    x = 145,668,863,629.23/435,804.48
  6. Step 6: Final answer
    x = 334,252.79

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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.