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Finding the Fourth Proportional to 346,527.84, 519,810.09 and 109,888.98

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Solution

The fourth proportional to 346,527.84, 519,810.09 and 109,888.98 is: 164,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,527.84 : 519,810.09 = 109,888.98 : x
  2. Step 2: Convert to fraction form
    346,527.84/519,810.09 = 109,888.98/x
  3. Step 3: Cross multiply
    346,527.84x = 519,810.09 × 109,888.98
  4. Step 4: Simplify right side
    346,527.84x = 57,121,400,583.81
  5. Step 5: Solve for x
    x = 57,121,400,583.81/346,527.84
  6. Step 6: Final answer
    x = 164,839.28

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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.