Home / 1,075.02-1,483.41-602.86

Finding the Fourth Proportional to 1,075.02, 1,483.41 and 602.86

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Solution

The fourth proportional to 1,075.02, 1,483.41 and 602.86 is: 831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075.02 : 1,483.41 = 602.86 : x
  2. Step 2: Convert to fraction form
    1,075.02/1,483.41 = 602.86/x
  3. Step 3: Cross multiply
    1,075.02x = 1,483.41 × 602.86
  4. Step 4: Simplify right side
    1,075.02x = 894,279.81
  5. Step 5: Solve for x
    x = 894,279.81/1,075.02
  6. Step 6: Final answer
    x = 831.87

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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.