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Finding the Fourth Proportional to 369,244, 550,967.81 and 346,674.16

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Solution

The fourth proportional to 369,244, 550,967.81 and 346,674.16 is: 517,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,244 : 550,967.81 = 346,674.16 : x
  2. Step 2: Convert to fraction form
    369,244/550,967.81 = 346,674.16/x
  3. Step 3: Cross multiply
    369,244x = 550,967.81 × 346,674.16
  4. Step 4: Simplify right side
    369,244x = 191,006,302,718.79
  5. Step 5: Solve for x
    x = 191,006,302,718.79/369,244
  6. Step 6: Final answer
    x = 517,290.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.