Home / 1,064,376.32-1,468,853.12-628,808

Finding the Fourth Proportional to 1,064,376.32, 1,468,853.12 and 628,808

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Solution

The fourth proportional to 1,064,376.32, 1,468,853.12 and 628,808 is: 867,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,376.32 : 1,468,853.12 = 628,808 : x
  2. Step 2: Convert to fraction form
    1,064,376.32/1,468,853.12 = 628,808/x
  3. Step 3: Cross multiply
    1,064,376.32x = 1,468,853.12 × 628,808
  4. Step 4: Simplify right side
    1,064,376.32x = 923,626,592,680.96
  5. Step 5: Solve for x
    x = 923,626,592,680.96/1,064,376.32
  6. Step 6: Final answer
    x = 867,763.19

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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.