Home / 790,346.16-1,184,923.08-257,549.04

Finding the Fourth Proportional to 790,346.16, 1,184,923.08 and 257,549.04

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Solution

The fourth proportional to 790,346.16, 1,184,923.08 and 257,549.04 is: 386,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,346.16 : 1,184,923.08 = 257,549.04 : x
  2. Step 2: Convert to fraction form
    790,346.16/1,184,923.08 = 257,549.04/x
  3. Step 3: Cross multiply
    790,346.16x = 1,184,923.08 × 257,549.04
  4. Step 4: Simplify right side
    790,346.16x = 305,175,801,727.84
  5. Step 5: Solve for x
    x = 305,175,801,727.84/790,346.16
  6. Step 6: Final answer
    x = 386,129.29

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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.