Home / 600,327.32-828,458.69-328,389.36

Finding the Fourth Proportional to 600,327.32, 828,458.69 and 328,389.36

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Solution

The fourth proportional to 600,327.32, 828,458.69 and 328,389.36 is: 453,181.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,327.32 : 828,458.69 = 328,389.36 : x
  2. Step 2: Convert to fraction form
    600,327.32/828,458.69 = 328,389.36/x
  3. Step 3: Cross multiply
    600,327.32x = 828,458.69 × 328,389.36
  4. Step 4: Simplify right side
    600,327.32x = 272,057,018,995.54
  5. Step 5: Solve for x
    x = 272,057,018,995.54/600,327.32
  6. Step 6: Final answer
    x = 453,181.14

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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.