Home / 1,384.02-2,075.76-604.26

Finding the Fourth Proportional to 1,384.02, 2,075.76 and 604.26

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Solution

The fourth proportional to 1,384.02, 2,075.76 and 604.26 is: 906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384.02 : 2,075.76 = 604.26 : x
  2. Step 2: Convert to fraction form
    1,384.02/2,075.76 = 604.26/x
  3. Step 3: Cross multiply
    1,384.02x = 2,075.76 × 604.26
  4. Step 4: Simplify right side
    1,384.02x = 1,254,298.74
  5. Step 5: Solve for x
    x = 1,254,298.74/1,384.02
  6. Step 6: Final answer
    x = 906.27

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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.