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Finding the Fourth Proportional to 632,530.07, 872,876.53 and 346,052.51

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Solution

The fourth proportional to 632,530.07, 872,876.53 and 346,052.51 is: 477,544.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,530.07 : 872,876.53 = 346,052.51 : x
  2. Step 2: Convert to fraction form
    632,530.07/872,876.53 = 346,052.51/x
  3. Step 3: Cross multiply
    632,530.07x = 872,876.53 × 346,052.51
  4. Step 4: Simplify right side
    632,530.07x = 302,061,115,443.65
  5. Step 5: Solve for x
    x = 302,061,115,443.65/632,530.07
  6. Step 6: Final answer
    x = 477,544.28

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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.