Home / 803,742.58-1,109,179.10-441,200.18

Finding the Fourth Proportional to 803,742.58, 1,109,179.10 and 441,200.18

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Solution

The fourth proportional to 803,742.58, 1,109,179.10 and 441,200.18 is: 608,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,742.58 : 1,109,179.10 = 441,200.18 : x
  2. Step 2: Convert to fraction form
    803,742.58/1,109,179.10 = 441,200.18/x
  3. Step 3: Cross multiply
    803,742.58x = 1,109,179.10 × 441,200.18
  4. Step 4: Simplify right side
    803,742.58x = 489,370,018,572.24
  5. Step 5: Solve for x
    x = 489,370,018,572.24/803,742.58
  6. Step 6: Final answer
    x = 608,864.12

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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.