Home / 1,142,280.40-1,714,076.70-432,817.60

Finding the Fourth Proportional to 1,142,280.40, 1,714,076.70 and 432,817.60

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Solution

The fourth proportional to 1,142,280.40, 1,714,076.70 and 432,817.60 is: 649,475.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,280.40 : 1,714,076.70 = 432,817.60 : x
  2. Step 2: Convert to fraction form
    1,142,280.40/1,714,076.70 = 432,817.60/x
  3. Step 3: Cross multiply
    1,142,280.40x = 1,714,076.70 × 432,817.60
  4. Step 4: Simplify right side
    1,142,280.40x = 741,882,563,509.92
  5. Step 5: Solve for x
    x = 741,882,563,509.92/1,142,280.40
  6. Step 6: Final answer
    x = 649,475.00

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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.