Home / 715,175.24-1,072,644.93-235,409.28

Finding the Fourth Proportional to 715,175.24, 1,072,644.93 and 235,409.28

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Solution

The fourth proportional to 715,175.24, 1,072,644.93 and 235,409.28 is: 353,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,175.24 : 1,072,644.93 = 235,409.28 : x
  2. Step 2: Convert to fraction form
    715,175.24/1,072,644.93 = 235,409.28/x
  3. Step 3: Cross multiply
    715,175.24x = 1,072,644.93 × 235,409.28
  4. Step 4: Simplify right side
    715,175.24x = 252,510,570,666.95
  5. Step 5: Solve for x
    x = 252,510,570,666.95/715,175.24
  6. Step 6: Final answer
    x = 353,075.10

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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.