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Finding the Fourth Proportional to 972,152, 1,458,876 and 373,607.36

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Solution

The fourth proportional to 972,152, 1,458,876 and 373,607.36 is: 560,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,152 : 1,458,876 = 373,607.36 : x
  2. Step 2: Convert to fraction form
    972,152/1,458,876 = 373,607.36/x
  3. Step 3: Cross multiply
    972,152x = 1,458,876 × 373,607.36
  4. Step 4: Simplify right side
    972,152x = 545,046,810,927.36
  5. Step 5: Solve for x
    x = 545,046,810,927.36/972,152
  6. Step 6: Final answer
    x = 560,660.07

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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.