Home / 724,152.36-999,282.24-401,842.02

Finding the Fourth Proportional to 724,152.36, 999,282.24 and 401,842.02

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Solution

The fourth proportional to 724,152.36, 999,282.24 and 401,842.02 is: 554,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,152.36 : 999,282.24 = 401,842.02 : x
  2. Step 2: Convert to fraction form
    724,152.36/999,282.24 = 401,842.02/x
  3. Step 3: Cross multiply
    724,152.36x = 999,282.24 × 401,842.02
  4. Step 4: Simplify right side
    724,152.36x = 401,553,593,871.73
  5. Step 5: Solve for x
    x = 401,553,593,871.73/724,152.36
  6. Step 6: Final answer
    x = 554,515.34

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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.