Home / 1,075,113.96-1,612,286.64-355,322.40

Finding the Fourth Proportional to 1,075,113.96, 1,612,286.64 and 355,322.40

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Solution

The fourth proportional to 1,075,113.96, 1,612,286.64 and 355,322.40 is: 532,856.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,113.96 : 1,612,286.64 = 355,322.40 : x
  2. Step 2: Convert to fraction form
    1,075,113.96/1,612,286.64 = 355,322.40/x
  3. Step 3: Cross multiply
    1,075,113.96x = 1,612,286.64 × 355,322.40
  4. Step 4: Simplify right side
    1,075,113.96x = 572,881,558,412.74
  5. Step 5: Solve for x
    x = 572,881,558,412.74/1,075,113.96
  6. Step 6: Final answer
    x = 532,856.59

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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.