Home / 1,075,109.69-1,612,280.29-355,318.18

Finding the Fourth Proportional to 1,075,109.69, 1,612,280.29 and 355,318.18

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Solution

The fourth proportional to 1,075,109.69, 1,612,280.29 and 355,318.18 is: 532,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,109.69 : 1,612,280.29 = 355,318.18 : x
  2. Step 2: Convert to fraction form
    1,075,109.69/1,612,280.29 = 355,318.18/x
  3. Step 3: Cross multiply
    1,075,109.69x = 1,612,280.29 × 355,318.18
  4. Step 4: Simplify right side
    1,075,109.69x = 572,872,488,454.68
  5. Step 5: Solve for x
    x = 572,872,488,454.68/1,075,109.69
  6. Step 6: Final answer
    x = 532,850.27

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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.