Home / 926,619.46-1,390,032.87-295,386.82

Finding the Fourth Proportional to 926,619.46, 1,390,032.87 and 295,386.82

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Solution

The fourth proportional to 926,619.46, 1,390,032.87 and 295,386.82 is: 443,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,619.46 : 1,390,032.87 = 295,386.82 : x
  2. Step 2: Convert to fraction form
    926,619.46/1,390,032.87 = 295,386.82/x
  3. Step 3: Cross multiply
    926,619.46x = 1,390,032.87 × 295,386.82
  4. Step 4: Simplify right side
    926,619.46x = 410,597,389,164.77
  5. Step 5: Solve for x
    x = 410,597,389,164.77/926,619.46
  6. Step 6: Final answer
    x = 443,113.28

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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.