Home / 627,482.30-865,931.04-341,002.35

Finding the Fourth Proportional to 627,482.30, 865,931.04 and 341,002.35

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Solution

The fourth proportional to 627,482.30, 865,931.04 and 341,002.35 is: 470,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,482.30 : 865,931.04 = 341,002.35 : x
  2. Step 2: Convert to fraction form
    627,482.30/865,931.04 = 341,002.35/x
  3. Step 3: Cross multiply
    627,482.30x = 865,931.04 × 341,002.35
  4. Step 4: Simplify right side
    627,482.30x = 295,284,519,577.94
  5. Step 5: Solve for x
    x = 295,284,519,577.94/627,482.30
  6. Step 6: Final answer
    x = 470,586.22

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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.