Home / 1,057,281.64-1,585,908.72-258,570.11

Finding the Fourth Proportional to 1,057,281.64, 1,585,908.72 and 258,570.11

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Solution

The fourth proportional to 1,057,281.64, 1,585,908.72 and 258,570.11 is: 387,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,281.64 : 1,585,908.72 = 258,570.11 : x
  2. Step 2: Convert to fraction form
    1,057,281.64/1,585,908.72 = 258,570.11/x
  3. Step 3: Cross multiply
    1,057,281.64x = 1,585,908.72 × 258,570.11
  4. Step 4: Simplify right side
    1,057,281.64x = 410,068,596,145.13
  5. Step 5: Solve for x
    x = 410,068,596,145.13/1,057,281.64
  6. Step 6: Final answer
    x = 387,851.81

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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.