Home / 756,945.73-1,135,637.75-224,479.57

Finding the Fourth Proportional to 756,945.73, 1,135,637.75 and 224,479.57

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Solution

The fourth proportional to 756,945.73, 1,135,637.75 and 224,479.57 is: 336,784.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,945.73 : 1,135,637.75 = 224,479.57 : x
  2. Step 2: Convert to fraction form
    756,945.73/1,135,637.75 = 224,479.57/x
  3. Step 3: Cross multiply
    756,945.73x = 1,135,637.75 × 224,479.57
  4. Step 4: Simplify right side
    756,945.73x = 254,927,473,795.77
  5. Step 5: Solve for x
    x = 254,927,473,795.77/756,945.73
  6. Step 6: Final answer
    x = 336,784.35

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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.