Home / 875,157.04-1,312,735.42-210,309.04

Finding the Fourth Proportional to 875,157.04, 1,312,735.42 and 210,309.04

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Solution

The fourth proportional to 875,157.04, 1,312,735.42 and 210,309.04 is: 315,463.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,157.04 : 1,312,735.42 = 210,309.04 : x
  2. Step 2: Convert to fraction form
    875,157.04/1,312,735.42 = 210,309.04/x
  3. Step 3: Cross multiply
    875,157.04x = 1,312,735.42 × 210,309.04
  4. Step 4: Simplify right side
    875,157.04x = 276,080,125,954.20
  5. Step 5: Solve for x
    x = 276,080,125,954.20/875,157.04
  6. Step 6: Final answer
    x = 315,463.53

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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.