Home / 369,582.08-510,024.03-199,816.21

Finding the Fourth Proportional to 369,582.08, 510,024.03 and 199,816.21

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Solution

The fourth proportional to 369,582.08, 510,024.03 and 199,816.21 is: 275,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,582.08 : 510,024.03 = 199,816.21 : x
  2. Step 2: Convert to fraction form
    369,582.08/510,024.03 = 199,816.21/x
  3. Step 3: Cross multiply
    369,582.08x = 510,024.03 × 199,816.21
  4. Step 4: Simplify right side
    369,582.08x = 101,911,067,408.47
  5. Step 5: Solve for x
    x = 101,911,067,408.47/369,582.08
  6. Step 6: Final answer
    x = 275,746.78

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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.