Home / 776,386.42-1,164,817.32-397,575.36

Finding the Fourth Proportional to 776,386.42, 1,164,817.32 and 397,575.36

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Solution

The fourth proportional to 776,386.42, 1,164,817.32 and 397,575.36 is: 596,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,386.42 : 1,164,817.32 = 397,575.36 : x
  2. Step 2: Convert to fraction form
    776,386.42/1,164,817.32 = 397,575.36/x
  3. Step 3: Cross multiply
    776,386.42x = 1,164,817.32 × 397,575.36
  4. Step 4: Simplify right side
    776,386.42x = 463,102,665,333.24
  5. Step 5: Solve for x
    x = 463,102,665,333.24/776,386.42
  6. Step 6: Final answer
    x = 596,484.76

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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.