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Finding the Fourth Proportional to 341,053.19, 470,686.67 and 254,862.50

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Solution

The fourth proportional to 341,053.19, 470,686.67 and 254,862.50 is: 351,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,053.19 : 470,686.67 = 254,862.50 : x
  2. Step 2: Convert to fraction form
    341,053.19/470,686.67 = 254,862.50/x
  3. Step 3: Cross multiply
    341,053.19x = 470,686.67 × 254,862.50
  4. Step 4: Simplify right side
    341,053.19x = 119,960,377,805.13
  5. Step 5: Solve for x
    x = 119,960,377,805.13/341,053.19
  6. Step 6: Final answer
    x = 351,735.10

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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.