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Finding the Fourth Proportional to 333,853.15, 501,280.04 and 289,012.82

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Solution

The fourth proportional to 333,853.15, 501,280.04 and 289,012.82 is: 433,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,853.15 : 501,280.04 = 289,012.82 : x
  2. Step 2: Convert to fraction form
    333,853.15/501,280.04 = 289,012.82/x
  3. Step 3: Cross multiply
    333,853.15x = 501,280.04 × 289,012.82
  4. Step 4: Simplify right side
    333,853.15x = 144,876,357,970.11
  5. Step 5: Solve for x
    x = 144,876,357,970.11/333,853.15
  6. Step 6: Final answer
    x = 433,952.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.