Home / 871,526.77-1,307,365.47-240,440.59

Finding the Fourth Proportional to 871,526.77, 1,307,365.47 and 240,440.59

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Solution

The fourth proportional to 871,526.77, 1,307,365.47 and 240,440.59 is: 360,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,526.77 : 1,307,365.47 = 240,440.59 : x
  2. Step 2: Convert to fraction form
    871,526.77/1,307,365.47 = 240,440.59/x
  3. Step 3: Cross multiply
    871,526.77x = 1,307,365.47 × 240,440.59
  4. Step 4: Simplify right side
    871,526.77x = 314,343,724,952.43
  5. Step 5: Solve for x
    x = 314,343,724,952.43/871,526.77
  6. Step 6: Final answer
    x = 360,681.66

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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.