Home / 1,056,720.80-1,585,304.76-346,689.38

Finding the Fourth Proportional to 1,056,720.80, 1,585,304.76 and 346,689.38

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Solution

The fourth proportional to 1,056,720.80, 1,585,304.76 and 346,689.38 is: 520,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,720.80 : 1,585,304.76 = 346,689.38 : x
  2. Step 2: Convert to fraction form
    1,056,720.80/1,585,304.76 = 346,689.38/x
  3. Step 3: Cross multiply
    1,056,720.80x = 1,585,304.76 × 346,689.38
  4. Step 4: Simplify right side
    1,056,720.80x = 549,608,324,355.45
  5. Step 5: Solve for x
    x = 549,608,324,355.45/1,056,720.80
  6. Step 6: Final answer
    x = 520,107.42

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1.5x scale

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.