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Finding the Fourth Proportional to 1,075.14, 1,483.62 and 603.01

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Solution

The fourth proportional to 1,075.14, 1,483.62 and 603.01 is: 832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075.14 : 1,483.62 = 603.01 : x
  2. Step 2: Convert to fraction form
    1,075.14/1,483.62 = 603.01/x
  3. Step 3: Cross multiply
    1,075.14x = 1,483.62 × 603.01
  4. Step 4: Simplify right side
    1,075.14x = 894,637.29
  5. Step 5: Solve for x
    x = 894,637.29/1,075.14
  6. Step 6: Final answer
    x = 832.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.