Home / 1,088,536.42-1,632,809.84-330,384.47

Finding the Fourth Proportional to 1,088,536.42, 1,632,809.84 and 330,384.47

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Solution

The fourth proportional to 1,088,536.42, 1,632,809.84 and 330,384.47 is: 495,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,536.42 : 1,632,809.84 = 330,384.47 : x
  2. Step 2: Convert to fraction form
    1,088,536.42/1,632,809.84 = 330,384.47/x
  3. Step 3: Cross multiply
    1,088,536.42x = 1,632,809.84 × 330,384.47
  4. Step 4: Simplify right side
    1,088,536.42x = 539,455,006,261.10
  5. Step 5: Solve for x
    x = 539,455,006,261.10/1,088,536.42
  6. Step 6: Final answer
    x = 495,578.28

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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.