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Finding the Fourth Proportional to 898,191.82, 1,346,806.59 and 365,438.62

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Solution

The fourth proportional to 898,191.82, 1,346,806.59 and 365,438.62 is: 547,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,191.82 : 1,346,806.59 = 365,438.62 : x
  2. Step 2: Convert to fraction form
    898,191.82/1,346,806.59 = 365,438.62/x
  3. Step 3: Cross multiply
    898,191.82x = 1,346,806.59 × 365,438.62
  4. Step 4: Simplify right side
    898,191.82x = 492,175,141,656.51
  5. Step 5: Solve for x
    x = 492,175,141,656.51/898,191.82
  6. Step 6: Final answer
    x = 547,962.17

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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.