Home / 842,520.12-1,162,329.66-588,020.28

Finding the Fourth Proportional to 842,520.12, 1,162,329.66 and 588,020.28

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Solution

The fourth proportional to 842,520.12, 1,162,329.66 and 588,020.28 is: 811,225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,520.12 : 1,162,329.66 = 588,020.28 : x
  2. Step 2: Convert to fraction form
    842,520.12/1,162,329.66 = 588,020.28/x
  3. Step 3: Cross multiply
    842,520.12x = 1,162,329.66 × 588,020.28
  4. Step 4: Simplify right side
    842,520.12x = 683,473,412,125.51
  5. Step 5: Solve for x
    x = 683,473,412,125.51/842,520.12
  6. Step 6: Final answer
    x = 811,225.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.