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Finding the Fourth Proportional to 483,507, 725,088.88 and 141,855.08

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Solution

The fourth proportional to 483,507, 725,088.88 and 141,855.08 is: 212,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,507 : 725,088.88 = 141,855.08 : x
  2. Step 2: Convert to fraction form
    483,507/725,088.88 = 141,855.08/x
  3. Step 3: Cross multiply
    483,507x = 725,088.88 × 141,855.08
  4. Step 4: Simplify right side
    483,507x = 102,857,541,079.51
  5. Step 5: Solve for x
    x = 102,857,541,079.51/483,507
  6. Step 6: Final answer
    x = 212,732.27

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1.5x scale

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.