Home / 1,142,170.56-1,712,050.22-383,292.50

Finding the Fourth Proportional to 1,142,170.56, 1,712,050.22 and 383,292.50

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Solution

The fourth proportional to 1,142,170.56, 1,712,050.22 and 383,292.50 is: 574,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,170.56 : 1,712,050.22 = 383,292.50 : x
  2. Step 2: Convert to fraction form
    1,142,170.56/1,712,050.22 = 383,292.50/x
  3. Step 3: Cross multiply
    1,142,170.56x = 1,712,050.22 × 383,292.50
  4. Step 4: Simplify right side
    1,142,170.56x = 656,216,008,949.35
  5. Step 5: Solve for x
    x = 656,216,008,949.35/1,142,170.56
  6. Step 6: Final answer
    x = 574,534.16

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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.