Home / 997,455.64-1,376,490.35-567,735.79

Finding the Fourth Proportional to 997,455.64, 1,376,490.35 and 567,735.79

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Solution

The fourth proportional to 997,455.64, 1,376,490.35 and 567,735.79 is: 783,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,455.64 : 1,376,490.35 = 567,735.79 : x
  2. Step 2: Convert to fraction form
    997,455.64/1,376,490.35 = 567,735.79/x
  3. Step 3: Cross multiply
    997,455.64x = 1,376,490.35 × 567,735.79
  4. Step 4: Simplify right side
    997,455.64x = 781,482,836,284.63
  5. Step 5: Solve for x
    x = 781,482,836,284.63/997,455.64
  6. Step 6: Final answer
    x = 783,476.28

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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.