Home / 572,319.64-789,804.17-357,584.25

Finding the Fourth Proportional to 572,319.64, 789,804.17 and 357,584.25

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Solution

The fourth proportional to 572,319.64, 789,804.17 and 357,584.25 is: 493,468.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,319.64 : 789,804.17 = 357,584.25 : x
  2. Step 2: Convert to fraction form
    572,319.64/789,804.17 = 357,584.25/x
  3. Step 3: Cross multiply
    572,319.64x = 789,804.17 × 357,584.25
  4. Step 4: Simplify right side
    572,319.64x = 282,421,534,291.11
  5. Step 5: Solve for x
    x = 282,421,534,291.11/572,319.64
  6. Step 6: Final answer
    x = 493,468.18

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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.