Home / 1,005,280.65-1,507,775.18-295,234.65

Finding the Fourth Proportional to 1,005,280.65, 1,507,775.18 and 295,234.65

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Solution

The fourth proportional to 1,005,280.65, 1,507,775.18 and 295,234.65 is: 442,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,280.65 : 1,507,775.18 = 295,234.65 : x
  2. Step 2: Convert to fraction form
    1,005,280.65/1,507,775.18 = 295,234.65/x
  3. Step 3: Cross multiply
    1,005,280.65x = 1,507,775.18 × 295,234.65
  4. Step 4: Simplify right side
    1,005,280.65x = 445,147,476,069.81
  5. Step 5: Solve for x
    x = 445,147,476,069.81/1,005,280.65
  6. Step 6: Final answer
    x = 442,809.16

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Double scale
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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.