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Finding the Fourth Proportional to 662,094, 913,689.72 and 360,290.16

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Solution

The fourth proportional to 662,094, 913,689.72 and 360,290.16 is: 497,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,094 : 913,689.72 = 360,290.16 : x
  2. Step 2: Convert to fraction form
    662,094/913,689.72 = 360,290.16/x
  3. Step 3: Cross multiply
    662,094x = 913,689.72 × 360,290.16
  4. Step 4: Simplify right side
    662,094x = 329,193,415,409.16
  5. Step 5: Solve for x
    x = 329,193,415,409.16/662,094
  6. Step 6: Final answer
    x = 497,200.42

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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.