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Finding the Fourth Proportional to 333,385.62, 460,068.57 and 180,420.45

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Solution

The fourth proportional to 333,385.62, 460,068.57 and 180,420.45 is: 248,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,385.62 : 460,068.57 = 180,420.45 : x
  2. Step 2: Convert to fraction form
    333,385.62/460,068.57 = 180,420.45/x
  3. Step 3: Cross multiply
    333,385.62x = 460,068.57 × 180,420.45
  4. Step 4: Simplify right side
    333,385.62x = 83,005,778,430.26
  5. Step 5: Solve for x
    x = 83,005,778,430.26/333,385.62
  6. Step 6: Final answer
    x = 248,978.28

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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.