Home / 750,332.84-1,124,809.56-270,443.21

Finding the Fourth Proportional to 750,332.84, 1,124,809.56 and 270,443.21

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Solution

The fourth proportional to 750,332.84, 1,124,809.56 and 270,443.21 is: 405,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,332.84 : 1,124,809.56 = 270,443.21 : x
  2. Step 2: Convert to fraction form
    750,332.84/1,124,809.56 = 270,443.21/x
  3. Step 3: Cross multiply
    750,332.84x = 1,124,809.56 × 270,443.21
  4. Step 4: Simplify right side
    750,332.84x = 304,197,102,421.04
  5. Step 5: Solve for x
    x = 304,197,102,421.04/750,332.84
  6. Step 6: Final answer
    x = 405,416.22

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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.