Home / 1,126,929.16-1,690,412.27-317,333.05

Finding the Fourth Proportional to 1,126,929.16, 1,690,412.27 and 317,333.05

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Solution

The fourth proportional to 1,126,929.16, 1,690,412.27 and 317,333.05 is: 476,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,929.16 : 1,690,412.27 = 317,333.05 : x
  2. Step 2: Convert to fraction form
    1,126,929.16/1,690,412.27 = 317,333.05/x
  3. Step 3: Cross multiply
    1,126,929.16x = 1,690,412.27 × 317,333.05
  4. Step 4: Simplify right side
    1,126,929.16x = 536,423,675,583.83
  5. Step 5: Solve for x
    x = 536,423,675,583.83/1,126,929.16
  6. Step 6: Final answer
    x = 476,004.79

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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.