Home / 716,569.62-1,075,040.40-211,148.52

Finding the Fourth Proportional to 716,569.62, 1,075,040.40 and 211,148.52

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Solution

The fourth proportional to 716,569.62, 1,075,040.40 and 211,148.52 is: 316,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,569.62 : 1,075,040.40 = 211,148.52 : x
  2. Step 2: Convert to fraction form
    716,569.62/1,075,040.40 = 211,148.52/x
  3. Step 3: Cross multiply
    716,569.62x = 1,075,040.40 × 211,148.52
  4. Step 4: Simplify right side
    716,569.62x = 226,993,189,400.21
  5. Step 5: Solve for x
    x = 226,993,189,400.21/716,569.62
  6. Step 6: Final answer
    x = 316,777.58

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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.