Home / 908,331.30-1,362,302.55-402,891.30

Finding the Fourth Proportional to 908,331.30, 1,362,302.55 and 402,891.30

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Solution

The fourth proportional to 908,331.30, 1,362,302.55 and 402,891.30 is: 604,250.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,331.30 : 1,362,302.55 = 402,891.30 : x
  2. Step 2: Convert to fraction form
    908,331.30/1,362,302.55 = 402,891.30/x
  3. Step 3: Cross multiply
    908,331.30x = 1,362,302.55 × 402,891.30
  4. Step 4: Simplify right side
    908,331.30x = 548,859,845,362.82
  5. Step 5: Solve for x
    x = 548,859,845,362.82/908,331.30
  6. Step 6: Final answer
    x = 604,250.72

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Double scale
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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.