Home / 851,533.02-1,276,986.87-282,810.96

Finding the Fourth Proportional to 851,533.02, 1,276,986.87 and 282,810.96

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Solution

The fourth proportional to 851,533.02, 1,276,986.87 and 282,810.96 is: 424,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,533.02 : 1,276,986.87 = 282,810.96 : x
  2. Step 2: Convert to fraction form
    851,533.02/1,276,986.87 = 282,810.96/x
  3. Step 3: Cross multiply
    851,533.02x = 1,276,986.87 × 282,810.96
  4. Step 4: Simplify right side
    851,533.02x = 361,145,882,612.10
  5. Step 5: Solve for x
    x = 361,145,882,612.10/851,533.02
  6. Step 6: Final answer
    x = 424,112.60

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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.