Home / 743,964.71-1,116,263.01-406,611.23

Finding the Fourth Proportional to 743,964.71, 1,116,263.01 and 406,611.23

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Solution

The fourth proportional to 743,964.71, 1,116,263.01 and 406,611.23 is: 610,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,964.71 : 1,116,263.01 = 406,611.23 : x
  2. Step 2: Convert to fraction form
    743,964.71/1,116,263.01 = 406,611.23/x
  3. Step 3: Cross multiply
    743,964.71x = 1,116,263.01 × 406,611.23
  4. Step 4: Simplify right side
    743,964.71x = 453,885,075,499.60
  5. Step 5: Solve for x
    x = 453,885,075,499.60/743,964.71
  6. Step 6: Final answer
    x = 610,089.52

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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.