Home / 803,852.01-1,206,014.88-323,832.80

Finding the Fourth Proportional to 803,852.01, 1,206,014.88 and 323,832.80

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Solution

The fourth proportional to 803,852.01, 1,206,014.88 and 323,832.80 is: 485,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,852.01 : 1,206,014.88 = 323,832.80 : x
  2. Step 2: Convert to fraction form
    803,852.01/1,206,014.88 = 323,832.80/x
  3. Step 3: Cross multiply
    803,852.01x = 1,206,014.88 × 323,832.80
  4. Step 4: Simplify right side
    803,852.01x = 390,547,169,401.99
  5. Step 5: Solve for x
    x = 390,547,169,401.99/803,852.01
  6. Step 6: Final answer
    x = 485,844.61

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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.