Home / 472,454.14-651,967.92-278,924.20

Finding the Fourth Proportional to 472,454.14, 651,967.92 and 278,924.20

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Solution

The fourth proportional to 472,454.14, 651,967.92 and 278,924.20 is: 384,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,454.14 : 651,967.92 = 278,924.20 : x
  2. Step 2: Convert to fraction form
    472,454.14/651,967.92 = 278,924.20/x
  3. Step 3: Cross multiply
    472,454.14x = 651,967.92 × 278,924.20
  4. Step 4: Simplify right side
    472,454.14x = 181,849,630,511.66
  5. Step 5: Solve for x
    x = 181,849,630,511.66/472,454.14
  6. Step 6: Final answer
    x = 384,904.30

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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.