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Finding the Fourth Proportional to 575,004.33, 793,540.65 and 316,880.59

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Solution

The fourth proportional to 575,004.33, 793,540.65 and 316,880.59 is: 437,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,004.33 : 793,540.65 = 316,880.59 : x
  2. Step 2: Convert to fraction form
    575,004.33/793,540.65 = 316,880.59/x
  3. Step 3: Cross multiply
    575,004.33x = 793,540.65 × 316,880.59
  4. Step 4: Simplify right side
    575,004.33x = 251,457,630,352.91
  5. Step 5: Solve for x
    x = 251,457,630,352.91/575,004.33
  6. Step 6: Final answer
    x = 437,314.32

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1.5x scale

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.