Home / 1,075,576.32-1,613,306.16-327,564

Finding the Fourth Proportional to 1,075,576.32, 1,613,306.16 and 327,564

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Solution

The fourth proportional to 1,075,576.32, 1,613,306.16 and 327,564 is: 491,328.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,576.32 : 1,613,306.16 = 327,564 : x
  2. Step 2: Convert to fraction form
    1,075,576.32/1,613,306.16 = 327,564/x
  3. Step 3: Cross multiply
    1,075,576.32x = 1,613,306.16 × 327,564
  4. Step 4: Simplify right side
    1,075,576.32x = 528,461,018,994.24
  5. Step 5: Solve for x
    x = 528,461,018,994.24/1,075,576.32
  6. Step 6: Final answer
    x = 491,328.24

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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.