Home / 377,522.23-520,980.75-207,756.36

Finding the Fourth Proportional to 377,522.23, 520,980.75 and 207,756.36

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Solution

The fourth proportional to 377,522.23, 520,980.75 and 207,756.36 is: 286,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,522.23 : 520,980.75 = 207,756.36 : x
  2. Step 2: Convert to fraction form
    377,522.23/520,980.75 = 207,756.36/x
  3. Step 3: Cross multiply
    377,522.23x = 520,980.75 × 207,756.36
  4. Step 4: Simplify right side
    377,522.23x = 108,237,064,250.07
  5. Step 5: Solve for x
    x = 108,237,064,250.07/377,522.23
  6. Step 6: Final answer
    x = 286,703.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.