Home / 710,839.96-1,066,446.60-255,477.16

Finding the Fourth Proportional to 710,839.96, 1,066,446.60 and 255,477.16

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Solution

The fourth proportional to 710,839.96, 1,066,446.60 and 255,477.16 is: 383,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,839.96 : 1,066,446.60 = 255,477.16 : x
  2. Step 2: Convert to fraction form
    710,839.96/1,066,446.60 = 255,477.16/x
  3. Step 3: Cross multiply
    710,839.96x = 1,066,446.60 × 255,477.16
  4. Step 4: Simplify right side
    710,839.96x = 272,452,748,659.66
  5. Step 5: Solve for x
    x = 272,452,748,659.66/710,839.96
  6. Step 6: Final answer
    x = 383,282.83

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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.