Home / 938,291.04-1,407,699-369,321.12

Finding the Fourth Proportional to 938,291.04, 1,407,699 and 369,321.12

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Solution

The fourth proportional to 938,291.04, 1,407,699 and 369,321.12 is: 554,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,291.04 : 1,407,699 = 369,321.12 : x
  2. Step 2: Convert to fraction form
    938,291.04/1,407,699 = 369,321.12/x
  3. Step 3: Cross multiply
    938,291.04x = 1,407,699 × 369,321.12
  4. Step 4: Simplify right side
    938,291.04x = 519,892,971,302.88
  5. Step 5: Solve for x
    x = 519,892,971,302.88/938,291.04
  6. Step 6: Final answer
    x = 554,084.98

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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.