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Finding the Fourth Proportional to 992,802, 1,369,963.08 and 562,944.72

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Solution

The fourth proportional to 992,802, 1,369,963.08 and 562,944.72 is: 776,804.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,802 : 1,369,963.08 = 562,944.72 : x
  2. Step 2: Convert to fraction form
    992,802/1,369,963.08 = 562,944.72/x
  3. Step 3: Cross multiply
    992,802x = 1,369,963.08 × 562,944.72
  4. Step 4: Simplify right side
    992,802x = 771,213,482,480.94
  5. Step 5: Solve for x
    x = 771,213,482,480.94/992,802
  6. Step 6: Final answer
    x = 776,804.92

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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.