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Finding the Fourth Proportional to 871,594, 1,307,466.32 and 240,507.81

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Solution

The fourth proportional to 871,594, 1,307,466.32 and 240,507.81 is: 360,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,594 : 1,307,466.32 = 240,507.81 : x
  2. Step 2: Convert to fraction form
    871,594/1,307,466.32 = 240,507.81/x
  3. Step 3: Cross multiply
    871,594x = 1,307,466.32 × 240,507.81
  4. Step 4: Simplify right side
    871,594x = 314,455,861,271.96
  5. Step 5: Solve for x
    x = 314,455,861,271.96/871,594
  6. Step 6: Final answer
    x = 360,782.50

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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.