Home / 1,238,496-1,858,056.12-352,032

Finding the Fourth Proportional to 1,238,496, 1,858,056.12 and 352,032

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Solution

The fourth proportional to 1,238,496, 1,858,056.12 and 352,032 is: 528,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,496 : 1,858,056.12 = 352,032 : x
  2. Step 2: Convert to fraction form
    1,238,496/1,858,056.12 = 352,032/x
  3. Step 3: Cross multiply
    1,238,496x = 1,858,056.12 × 352,032
  4. Step 4: Simplify right side
    1,238,496x = 654,095,212,035.84
  5. Step 5: Solve for x
    x = 654,095,212,035.84/1,238,496
  6. Step 6: Final answer
    x = 528,136.72

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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.