Home / 614,928.78-848,603.01-342,989.67

Finding the Fourth Proportional to 614,928.78, 848,603.01 and 342,989.67

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Solution

The fourth proportional to 614,928.78, 848,603.01 and 342,989.67 is: 473,326.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,928.78 : 848,603.01 = 342,989.67 : x
  2. Step 2: Convert to fraction form
    614,928.78/848,603.01 = 342,989.67/x
  3. Step 3: Cross multiply
    614,928.78x = 848,603.01 × 342,989.67
  4. Step 4: Simplify right side
    614,928.78x = 291,062,066,360.91
  5. Step 5: Solve for x
    x = 291,062,066,360.91/614,928.78
  6. Step 6: Final answer
    x = 473,326.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.