Home / 1,008,253.84-1,513,011.20-409,214.92

Finding the Fourth Proportional to 1,008,253.84, 1,513,011.20 and 409,214.92

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Solution

The fourth proportional to 1,008,253.84, 1,513,011.20 and 409,214.92 is: 614,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,253.84 : 1,513,011.20 = 409,214.92 : x
  2. Step 2: Convert to fraction form
    1,008,253.84/1,513,011.20 = 409,214.92/x
  3. Step 3: Cross multiply
    1,008,253.84x = 1,513,011.20 × 409,214.92
  4. Step 4: Simplify right side
    1,008,253.84x = 619,146,757,167.10
  5. Step 5: Solve for x
    x = 619,146,757,167.10/1,008,253.84
  6. Step 6: Final answer
    x = 614,078.25

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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.