Home / 837,300.34-1,254,786.95-437,142.90

Finding the Fourth Proportional to 837,300.34, 1,254,786.95 and 437,142.90

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Solution

The fourth proportional to 837,300.34, 1,254,786.95 and 437,142.90 is: 655,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,300.34 : 1,254,786.95 = 437,142.90 : x
  2. Step 2: Convert to fraction form
    837,300.34/1,254,786.95 = 437,142.90/x
  3. Step 3: Cross multiply
    837,300.34x = 1,254,786.95 × 437,142.90
  4. Step 4: Simplify right side
    837,300.34x = 548,521,200,801.49
  5. Step 5: Solve for x
    x = 548,521,200,801.49/837,300.34
  6. Step 6: Final answer
    x = 655,106.87

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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.