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Finding the Fourth Proportional to 436,534.63, 602,413.41 and 242,939.10

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Solution

The fourth proportional to 436,534.63, 602,413.41 and 242,939.10 is: 335,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,534.63 : 602,413.41 = 242,939.10 : x
  2. Step 2: Convert to fraction form
    436,534.63/602,413.41 = 242,939.10/x
  3. Step 3: Cross multiply
    436,534.63x = 602,413.41 × 242,939.10
  4. Step 4: Simplify right side
    436,534.63x = 146,349,771,653.33
  5. Step 5: Solve for x
    x = 146,349,771,653.33/436,534.63
  6. Step 6: Final answer
    x = 335,253.52

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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.