Home / 824,699.97-1,138,085.96-502,409.79

Finding the Fourth Proportional to 824,699.97, 1,138,085.96 and 502,409.79

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Solution

The fourth proportional to 824,699.97, 1,138,085.96 and 502,409.79 is: 693,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,699.97 : 1,138,085.96 = 502,409.79 : x
  2. Step 2: Convert to fraction form
    824,699.97/1,138,085.96 = 502,409.79/x
  3. Step 3: Cross multiply
    824,699.97x = 1,138,085.96 × 502,409.79
  4. Step 4: Simplify right side
    824,699.97x = 571,785,525,653.50
  5. Step 5: Solve for x
    x = 571,785,525,653.50/824,699.97
  6. Step 6: Final answer
    x = 693,325.51

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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.