Home / 871,527.08-1,307,365.96-240,440.89

Finding the Fourth Proportional to 871,527.08, 1,307,365.96 and 240,440.89

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Solution

The fourth proportional to 871,527.08, 1,307,365.96 and 240,440.89 is: 360,682.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,527.08 : 1,307,365.96 = 240,440.89 : x
  2. Step 2: Convert to fraction form
    871,527.08/1,307,365.96 = 240,440.89/x
  3. Step 3: Cross multiply
    871,527.08x = 1,307,365.96 × 240,440.89
  4. Step 4: Simplify right side
    871,527.08x = 314,344,237,645.42
  5. Step 5: Solve for x
    x = 314,344,237,645.42/871,527.08
  6. Step 6: Final answer
    x = 360,682.12

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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.