Home / 884,990.17-1,221,284.16-482,582.17

Finding the Fourth Proportional to 884,990.17, 1,221,284.16 and 482,582.17

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Solution

The fourth proportional to 884,990.17, 1,221,284.16 and 482,582.17 is: 665,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,990.17 : 1,221,284.16 = 482,582.17 : x
  2. Step 2: Convert to fraction form
    884,990.17/1,221,284.16 = 482,582.17/x
  3. Step 3: Cross multiply
    884,990.17x = 1,221,284.16 × 482,582.17
  4. Step 4: Simplify right side
    884,990.17x = 589,369,960,119.43
  5. Step 5: Solve for x
    x = 589,369,960,119.43/884,990.17
  6. Step 6: Final answer
    x = 665,962.15

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Double scale
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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.