Home / 882,725.36-1,218,184.68-500,809.52

Finding the Fourth Proportional to 882,725.36, 1,218,184.68 and 500,809.52

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Solution

The fourth proportional to 882,725.36, 1,218,184.68 and 500,809.52 is: 691,130.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,725.36 : 1,218,184.68 = 500,809.52 : x
  2. Step 2: Convert to fraction form
    882,725.36/1,218,184.68 = 500,809.52/x
  3. Step 3: Cross multiply
    882,725.36x = 1,218,184.68 × 500,809.52
  4. Step 4: Simplify right side
    882,725.36x = 610,078,484,862.15
  5. Step 5: Solve for x
    x = 610,078,484,862.15/882,725.36
  6. Step 6: Final answer
    x = 691,130.57

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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.