Home / 992,626.42-1,369,453.34-584,478.76

Finding the Fourth Proportional to 992,626.42, 1,369,453.34 and 584,478.76

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Solution

The fourth proportional to 992,626.42, 1,369,453.34 and 584,478.76 is: 806,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,626.42 : 1,369,453.34 = 584,478.76 : x
  2. Step 2: Convert to fraction form
    992,626.42/1,369,453.34 = 584,478.76/x
  3. Step 3: Cross multiply
    992,626.42x = 1,369,453.34 × 584,478.76
  4. Step 4: Simplify right side
    992,626.42x = 800,416,390,041.06
  5. Step 5: Solve for x
    x = 800,416,390,041.06/992,626.42
  6. Step 6: Final answer
    x = 806,362.17

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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.