Home / 991,929.31-1,486,649.25-536,502.37

Finding the Fourth Proportional to 991,929.31, 1,486,649.25 and 536,502.37

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Solution

The fourth proportional to 991,929.31, 1,486,649.25 and 536,502.37 is: 804,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,929.31 : 1,486,649.25 = 536,502.37 : x
  2. Step 2: Convert to fraction form
    991,929.31/1,486,649.25 = 536,502.37/x
  3. Step 3: Cross multiply
    991,929.31x = 1,486,649.25 × 536,502.37
  4. Step 4: Simplify right side
    991,929.31x = 797,590,838,550.48
  5. Step 5: Solve for x
    x = 797,590,838,550.48/991,929.31
  6. Step 6: Final answer
    x = 804,080.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.