Home / 965,780.80-1,447,634.40-366,510.40

Finding the Fourth Proportional to 965,780.80, 1,447,634.40 and 366,510.40

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Solution

The fourth proportional to 965,780.80, 1,447,634.40 and 366,510.40 is: 549,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,780.80 : 1,447,634.40 = 366,510.40 : x
  2. Step 2: Convert to fraction form
    965,780.80/1,447,634.40 = 366,510.40/x
  3. Step 3: Cross multiply
    965,780.80x = 1,447,634.40 × 366,510.40
  4. Step 4: Simplify right side
    965,780.80x = 530,573,062,997.76
  5. Step 5: Solve for x
    x = 530,573,062,997.76/965,780.80
  6. Step 6: Final answer
    x = 549,372.14

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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.