Home / 852,320.11-1,176,447.69-503,783.38

Finding the Fourth Proportional to 852,320.11, 1,176,447.69 and 503,783.38

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Solution

The fourth proportional to 852,320.11, 1,176,447.69 and 503,783.38 is: 695,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,320.11 : 1,176,447.69 = 503,783.38 : x
  2. Step 2: Convert to fraction form
    852,320.11/1,176,447.69 = 503,783.38/x
  3. Step 3: Cross multiply
    852,320.11x = 1,176,447.69 × 503,783.38
  4. Step 4: Simplify right side
    852,320.11x = 592,674,793,661.39
  5. Step 5: Solve for x
    x = 592,674,793,661.39/852,320.11
  6. Step 6: Final answer
    x = 695,366.43

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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.