Home / 500,929.90-751,403.06-145,963.42

Finding the Fourth Proportional to 500,929.90, 751,403.06 and 145,963.42

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Solution

The fourth proportional to 500,929.90, 751,403.06 and 145,963.42 is: 218,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,929.90 : 751,403.06 = 145,963.42 : x
  2. Step 2: Convert to fraction form
    500,929.90/751,403.06 = 145,963.42/x
  3. Step 3: Cross multiply
    500,929.90x = 751,403.06 × 145,963.42
  4. Step 4: Simplify right side
    500,929.90x = 109,677,360,436.07
  5. Step 5: Solve for x
    x = 109,677,360,436.07/500,929.90
  6. Step 6: Final answer
    x = 218,947.52

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1.5x scale

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.