Home / 602,033.03-830,799.15-330,100.08

Finding the Fourth Proportional to 602,033.03, 830,799.15 and 330,100.08

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Solution

The fourth proportional to 602,033.03, 830,799.15 and 330,100.08 is: 455,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,033.03 : 830,799.15 = 330,100.08 : x
  2. Step 2: Convert to fraction form
    602,033.03/830,799.15 = 330,100.08/x
  3. Step 3: Cross multiply
    602,033.03x = 830,799.15 × 330,100.08
  4. Step 4: Simplify right side
    602,033.03x = 274,246,871,320.65
  5. Step 5: Solve for x
    x = 274,246,871,320.65/602,033.03
  6. Step 6: Final answer
    x = 455,534.59

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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.