Home / 776,559.65-1,071,650.13-437,027.90

Finding the Fourth Proportional to 776,559.65, 1,071,650.13 and 437,027.90

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Solution

The fourth proportional to 776,559.65, 1,071,650.13 and 437,027.90 is: 603,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,559.65 : 1,071,650.13 = 437,027.90 : x
  2. Step 2: Convert to fraction form
    776,559.65/1,071,650.13 = 437,027.90/x
  3. Step 3: Cross multiply
    776,559.65x = 1,071,650.13 × 437,027.90
  4. Step 4: Simplify right side
    776,559.65x = 468,341,005,848.63
  5. Step 5: Solve for x
    x = 468,341,005,848.63/776,559.65
  6. Step 6: Final answer
    x = 603,097.27

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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.