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Finding the Fourth Proportional to 575,192.46, 793,730.72 and 317,058.12

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Solution

The fourth proportional to 575,192.46, 793,730.72 and 317,058.12 is: 437,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,192.46 : 793,730.72 = 317,058.12 : x
  2. Step 2: Convert to fraction form
    575,192.46/793,730.72 = 317,058.12/x
  3. Step 3: Cross multiply
    575,192.46x = 793,730.72 × 317,058.12
  4. Step 4: Simplify right side
    575,192.46x = 251,658,769,869.45
  5. Step 5: Solve for x
    x = 251,658,769,869.45/575,192.46
  6. Step 6: Final answer
    x = 437,520.98

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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.