Home / 834,878.21-1,152,134.82-452,907.72

Finding the Fourth Proportional to 834,878.21, 1,152,134.82 and 452,907.72

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Solution

The fourth proportional to 834,878.21, 1,152,134.82 and 452,907.72 is: 625,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,878.21 : 1,152,134.82 = 452,907.72 : x
  2. Step 2: Convert to fraction form
    834,878.21/1,152,134.82 = 452,907.72/x
  3. Step 3: Cross multiply
    834,878.21x = 1,152,134.82 × 452,907.72
  4. Step 4: Simplify right side
    834,878.21x = 521,810,754,458.81
  5. Step 5: Solve for x
    x = 521,810,754,458.81/834,878.21
  6. Step 6: Final answer
    x = 625,014.23

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1.5x scale

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.