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Finding the Fourth Proportional to 369,650, 510,117.18 and 199,884.08

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Solution

The fourth proportional to 369,650, 510,117.18 and 199,884.08 is: 275,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,650 : 510,117.18 = 199,884.08 : x
  2. Step 2: Convert to fraction form
    369,650/510,117.18 = 199,884.08/x
  3. Step 3: Cross multiply
    369,650x = 510,117.18 × 199,884.08
  4. Step 4: Simplify right side
    369,650x = 101,964,303,216.49
  5. Step 5: Solve for x
    x = 101,964,303,216.49/369,650
  6. Step 6: Final answer
    x = 275,840.13

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1.5x scale

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.