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Finding the Fourth Proportional to 662,366.25, 914,065.47 and 360,560.25

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Solution

The fourth proportional to 662,366.25, 914,065.47 and 360,560.25 is: 497,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,366.25 : 914,065.47 = 360,560.25 : x
  2. Step 2: Convert to fraction form
    662,366.25/914,065.47 = 360,560.25/x
  3. Step 3: Cross multiply
    662,366.25x = 914,065.47 × 360,560.25
  4. Step 4: Simplify right side
    662,366.25x = 329,575,674,379.57
  5. Step 5: Solve for x
    x = 329,575,674,379.57/662,366.25
  6. Step 6: Final answer
    x = 497,573.17

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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.