Home / 919,950.77-1,379,335.66-604,038.62

Finding the Fourth Proportional to 919,950.77, 1,379,335.66 and 604,038.62

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Solution

The fourth proportional to 919,950.77, 1,379,335.66 and 604,038.62 is: 905,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,950.77 : 1,379,335.66 = 604,038.62 : x
  2. Step 2: Convert to fraction form
    919,950.77/1,379,335.66 = 604,038.62/x
  3. Step 3: Cross multiply
    919,950.77x = 1,379,335.66 × 604,038.62
  4. Step 4: Simplify right side
    919,950.77x = 833,172,010,521.43
  5. Step 5: Solve for x
    x = 833,172,010,521.43/919,950.77
  6. Step 6: Final answer
    x = 905,670.21

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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.