Home / 725,226.14-1,000,804.84-402,929.30

Finding the Fourth Proportional to 725,226.14, 1,000,804.84 and 402,929.30

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Solution

The fourth proportional to 725,226.14, 1,000,804.84 and 402,929.30 is: 556,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,226.14 : 1,000,804.84 = 402,929.30 : x
  2. Step 2: Convert to fraction form
    725,226.14/1,000,804.84 = 402,929.30/x
  3. Step 3: Cross multiply
    725,226.14x = 1,000,804.84 × 402,929.30
  4. Step 4: Simplify right side
    725,226.14x = 403,253,593,617.81
  5. Step 5: Solve for x
    x = 403,253,593,617.81/725,226.14
  6. Step 6: Final answer
    x = 556,038.42

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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.