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Finding the Fourth Proportional to 436,608, 602,547.12 and 264,644.64

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Solution

The fourth proportional to 436,608, 602,547.12 and 264,644.64 is: 365,226.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,608 : 602,547.12 = 264,644.64 : x
  2. Step 2: Convert to fraction form
    436,608/602,547.12 = 264,644.64/x
  3. Step 3: Cross multiply
    436,608x = 602,547.12 × 264,644.64
  4. Step 4: Simplify right side
    436,608x = 159,460,865,655.44
  5. Step 5: Solve for x
    x = 159,460,865,655.44/436,608
  6. Step 6: Final answer
    x = 365,226.62

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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.