Home / 703,313.43-1,054,970.16-170,830.87

Finding the Fourth Proportional to 703,313.43, 1,054,970.16 and 170,830.87

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Solution

The fourth proportional to 703,313.43, 1,054,970.16 and 170,830.87 is: 256,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,313.43 : 1,054,970.16 = 170,830.87 : x
  2. Step 2: Convert to fraction form
    703,313.43/1,054,970.16 = 170,830.87/x
  3. Step 3: Cross multiply
    703,313.43x = 1,054,970.16 × 170,830.87
  4. Step 4: Simplify right side
    703,313.43x = 180,221,472,913.01
  5. Step 5: Solve for x
    x = 180,221,472,913.01/703,313.43
  6. Step 6: Final answer
    x = 256,246.31

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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.