Home / 923,661.07-1,385,890.74-496,697.85

Finding the Fourth Proportional to 923,661.07, 1,385,890.74 and 496,697.85

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Solution

The fourth proportional to 923,661.07, 1,385,890.74 and 496,697.85 is: 745,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,661.07 : 1,385,890.74 = 496,697.85 : x
  2. Step 2: Convert to fraction form
    923,661.07/1,385,890.74 = 496,697.85/x
  3. Step 3: Cross multiply
    923,661.07x = 1,385,890.74 × 496,697.85
  4. Step 4: Simplify right side
    923,661.07x = 688,368,950,892.91
  5. Step 5: Solve for x
    x = 688,368,950,892.91/923,661.07
  6. Step 6: Final answer
    x = 745,261.41

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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.