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Finding the Fourth Proportional to 651,528.40, 975,962.16 and 335,321

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Solution

The fourth proportional to 651,528.40, 975,962.16 and 335,321 is: 502,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,528.40 : 975,962.16 = 335,321 : x
  2. Step 2: Convert to fraction form
    651,528.40/975,962.16 = 335,321/x
  3. Step 3: Cross multiply
    651,528.40x = 975,962.16 × 335,321
  4. Step 4: Simplify right side
    651,528.40x = 327,260,607,453.36
  5. Step 5: Solve for x
    x = 327,260,607,453.36/651,528.40
  6. Step 6: Final answer
    x = 502,296.76

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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.