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Finding the Fourth Proportional to 575,139.40, 793,695.52 and 333,565.22

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Solution

The fourth proportional to 575,139.40, 793,695.52 and 333,565.22 is: 460,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,139.40 : 793,695.52 = 333,565.22 : x
  2. Step 2: Convert to fraction form
    575,139.40/793,695.52 = 333,565.22/x
  3. Step 3: Cross multiply
    575,139.40x = 793,695.52 × 333,565.22
  4. Step 4: Simplify right side
    575,139.40x = 264,749,220,741.81
  5. Step 5: Solve for x
    x = 264,749,220,741.81/575,139.40
  6. Step 6: Final answer
    x = 460,321.83

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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.