Home / 755,369.30-1,134,366.15-401,075.30

Finding the Fourth Proportional to 755,369.30, 1,134,366.15 and 401,075.30

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Solution

The fourth proportional to 755,369.30, 1,134,366.15 and 401,075.30 is: 602,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,369.30 : 1,134,366.15 = 401,075.30 : x
  2. Step 2: Convert to fraction form
    755,369.30/1,134,366.15 = 401,075.30/x
  3. Step 3: Cross multiply
    755,369.30x = 1,134,366.15 × 401,075.30
  4. Step 4: Simplify right side
    755,369.30x = 454,966,243,921.10
  5. Step 5: Solve for x
    x = 454,966,243,921.10/755,369.30
  6. Step 6: Final answer
    x = 602,309.68

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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.