Home / 992,893.28-1,370,216.40-563,202.40

Finding the Fourth Proportional to 992,893.28, 1,370,216.40 and 563,202.40

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Solution

The fourth proportional to 992,893.28, 1,370,216.40 and 563,202.40 is: 777,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,893.28 : 1,370,216.40 = 563,202.40 : x
  2. Step 2: Convert to fraction form
    992,893.28/1,370,216.40 = 563,202.40/x
  3. Step 3: Cross multiply
    992,893.28x = 1,370,216.40 × 563,202.40
  4. Step 4: Simplify right side
    992,893.28x = 771,709,164,999.36
  5. Step 5: Solve for x
    x = 771,709,164,999.36/992,893.28
  6. Step 6: Final answer
    x = 777,232.74

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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.