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Finding the Fourth Proportional to 483,941.96, 724,213.91 and 397,547.26

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Solution

The fourth proportional to 483,941.96, 724,213.91 and 397,547.26 is: 594,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,941.96 : 724,213.91 = 397,547.26 : x
  2. Step 2: Convert to fraction form
    483,941.96/724,213.91 = 397,547.26/x
  3. Step 3: Cross multiply
    483,941.96x = 724,213.91 × 397,547.26
  4. Step 4: Simplify right side
    483,941.96x = 287,909,254,757.72
  5. Step 5: Solve for x
    x = 287,909,254,757.72/483,941.96
  6. Step 6: Final answer
    x = 594,925.18

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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.