Home / 735,959.93-1,015,475.81-429,977.21

Finding the Fourth Proportional to 735,959.93, 1,015,475.81 and 429,977.21

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Solution

The fourth proportional to 735,959.93, 1,015,475.81 and 429,977.21 is: 593,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,959.93 : 1,015,475.81 = 429,977.21 : x
  2. Step 2: Convert to fraction form
    735,959.93/1,015,475.81 = 429,977.21/x
  3. Step 3: Cross multiply
    735,959.93x = 1,015,475.81 × 429,977.21
  4. Step 4: Simplify right side
    735,959.93x = 436,631,448,379.03
  5. Step 5: Solve for x
    x = 436,631,448,379.03/735,959.93
  6. Step 6: Final answer
    x = 593,281.55

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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.