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Finding the Fourth Proportional to 513,368.25, 766,292.19 and 452,767.02

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Solution

The fourth proportional to 513,368.25, 766,292.19 and 452,767.02 is: 675,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,368.25 : 766,292.19 = 452,767.02 : x
  2. Step 2: Convert to fraction form
    513,368.25/766,292.19 = 452,767.02/x
  3. Step 3: Cross multiply
    513,368.25x = 766,292.19 × 452,767.02
  4. Step 4: Simplify right side
    513,368.25x = 346,951,831,315.57
  5. Step 5: Solve for x
    x = 346,951,831,315.57/513,368.25
  6. Step 6: Final answer
    x = 675,834.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.