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Finding the Fourth Proportional to 333,264.80, 460,790.16 and 291,274.40

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Solution

The fourth proportional to 333,264.80, 460,790.16 and 291,274.40 is: 402,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,264.80 : 460,790.16 = 291,274.40 : x
  2. Step 2: Convert to fraction form
    333,264.80/460,790.16 = 291,274.40/x
  3. Step 3: Cross multiply
    333,264.80x = 460,790.16 × 291,274.40
  4. Step 4: Simplify right side
    333,264.80x = 134,216,377,379.90
  5. Step 5: Solve for x
    x = 134,216,377,379.90/333,264.80
  6. Step 6: Final answer
    x = 402,731.93

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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.