Home / 711,264.06-1,066,994.10-290,441.52

Finding the Fourth Proportional to 711,264.06, 1,066,994.10 and 290,441.52

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Solution

The fourth proportional to 711,264.06, 1,066,994.10 and 290,441.52 is: 435,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,264.06 : 1,066,994.10 = 290,441.52 : x
  2. Step 2: Convert to fraction form
    711,264.06/1,066,994.10 = 290,441.52/x
  3. Step 3: Cross multiply
    711,264.06x = 1,066,994.10 × 290,441.52
  4. Step 4: Simplify right side
    711,264.06x = 309,899,388,235.03
  5. Step 5: Solve for x
    x = 309,899,388,235.03/711,264.06
  6. Step 6: Final answer
    x = 435,702.30

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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.