Home / 1,013,646.12-1,520,519.80-303,606.52

Finding the Fourth Proportional to 1,013,646.12, 1,520,519.80 and 303,606.52

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Solution

The fourth proportional to 1,013,646.12, 1,520,519.80 and 303,606.52 is: 455,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,646.12 : 1,520,519.80 = 303,606.52 : x
  2. Step 2: Convert to fraction form
    1,013,646.12/1,520,519.80 = 303,606.52/x
  3. Step 3: Cross multiply
    1,013,646.12x = 1,520,519.80 × 303,606.52
  4. Step 4: Simplify right side
    1,013,646.12x = 461,639,725,069.10
  5. Step 5: Solve for x
    x = 461,639,725,069.10/1,013,646.12
  6. Step 6: Final answer
    x = 455,424.94

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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.