Home / 1,137,665.50-1,706,744.32-339,011.37

Finding the Fourth Proportional to 1,137,665.50, 1,706,744.32 and 339,011.37

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Solution

The fourth proportional to 1,137,665.50, 1,706,744.32 and 339,011.37 is: 508,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,665.50 : 1,706,744.32 = 339,011.37 : x
  2. Step 2: Convert to fraction form
    1,137,665.50/1,706,744.32 = 339,011.37/x
  3. Step 3: Cross multiply
    1,137,665.50x = 1,706,744.32 × 339,011.37
  4. Step 4: Simplify right side
    1,137,665.50x = 578,605,729,315.39
  5. Step 5: Solve for x
    x = 578,605,729,315.39/1,137,665.50
  6. Step 6: Final answer
    x = 508,590.38

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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.