Home / 1,013,647.14-1,520,521.29-303,607.53

Finding the Fourth Proportional to 1,013,647.14, 1,520,521.29 and 303,607.53

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Solution

The fourth proportional to 1,013,647.14, 1,520,521.29 and 303,607.53 is: 455,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,647.14 : 1,520,521.29 = 303,607.53 : x
  2. Step 2: Convert to fraction form
    1,013,647.14/1,520,521.29 = 303,607.53/x
  3. Step 3: Cross multiply
    1,013,647.14x = 1,520,521.29 × 303,607.53
  4. Step 4: Simplify right side
    1,013,647.14x = 461,641,713,169.31
  5. Step 5: Solve for x
    x = 461,641,713,169.31/1,013,647.14
  6. Step 6: Final answer
    x = 455,426.44

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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.