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Finding the Fourth Proportional to 575,998.16, 794,896.54 and 314,367.75

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Solution

The fourth proportional to 575,998.16, 794,896.54 and 314,367.75 is: 433,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,998.16 : 794,896.54 = 314,367.75 : x
  2. Step 2: Convert to fraction form
    575,998.16/794,896.54 = 314,367.75/x
  3. Step 3: Cross multiply
    575,998.16x = 794,896.54 × 314,367.75
  4. Step 4: Simplify right side
    575,998.16x = 249,889,835,976.67
  5. Step 5: Solve for x
    x = 249,889,835,976.67/575,998.16
  6. Step 6: Final answer
    x = 433,837.91

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1.5x scale

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.