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Finding the Fourth Proportional to 651,064.42, 975,809.31 and 335,349.10

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Solution

The fourth proportional to 651,064.42, 975,809.31 and 335,349.10 is: 502,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,064.42 : 975,809.31 = 335,349.10 : x
  2. Step 2: Convert to fraction form
    651,064.42/975,809.31 = 335,349.10/x
  3. Step 3: Cross multiply
    651,064.42x = 975,809.31 × 335,349.10
  4. Step 4: Simplify right side
    651,064.42x = 327,236,773,880.12
  5. Step 5: Solve for x
    x = 327,236,773,880.12/651,064.42
  6. Step 6: Final answer
    x = 502,618.12

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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.