Home / 1,031,902.72-1,547,908-312,226.16

Finding the Fourth Proportional to 1,031,902.72, 1,547,908 and 312,226.16

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Solution

The fourth proportional to 1,031,902.72, 1,547,908 and 312,226.16 is: 468,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,902.72 : 1,547,908 = 312,226.16 : x
  2. Step 2: Convert to fraction form
    1,031,902.72/1,547,908 = 312,226.16/x
  3. Step 3: Cross multiply
    1,031,902.72x = 1,547,908 × 312,226.16
  4. Step 4: Simplify right side
    1,031,902.72x = 483,297,370,873.28
  5. Step 5: Solve for x
    x = 483,297,370,873.28/1,031,902.72
  6. Step 6: Final answer
    x = 468,355.55

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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.