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Finding the Fourth Proportional to 651,530.90, 975,965.91 and 335,323.50

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Solution

The fourth proportional to 651,530.90, 975,965.91 and 335,323.50 is: 502,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,530.90 : 975,965.91 = 335,323.50 : x
  2. Step 2: Convert to fraction form
    651,530.90/975,965.91 = 335,323.50/x
  3. Step 3: Cross multiply
    651,530.90x = 975,965.91 × 335,323.50
  4. Step 4: Simplify right side
    651,530.90x = 327,264,304,821.89
  5. Step 5: Solve for x
    x = 327,264,304,821.89/651,530.90
  6. Step 6: Final answer
    x = 502,300.51

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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.