Home / 755,037.25-1,041,951.55-415,505.50

Finding the Fourth Proportional to 755,037.25, 1,041,951.55 and 415,505.50

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Solution

The fourth proportional to 755,037.25, 1,041,951.55 and 415,505.50 is: 573,397.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,037.25 : 1,041,951.55 = 415,505.50 : x
  2. Step 2: Convert to fraction form
    755,037.25/1,041,951.55 = 415,505.50/x
  3. Step 3: Cross multiply
    755,037.25x = 1,041,951.55 × 415,505.50
  4. Step 4: Simplify right side
    755,037.25x = 432,936,596,893.96
  5. Step 5: Solve for x
    x = 432,936,596,893.96/755,037.25
  6. Step 6: Final answer
    x = 573,397.67

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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.