Home / 763,892.32-1,054,152.48-424,361.40

Finding the Fourth Proportional to 763,892.32, 1,054,152.48 and 424,361.40

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Solution

The fourth proportional to 763,892.32, 1,054,152.48 and 424,361.40 is: 585,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,892.32 : 1,054,152.48 = 424,361.40 : x
  2. Step 2: Convert to fraction form
    763,892.32/1,054,152.48 = 424,361.40/x
  3. Step 3: Cross multiply
    763,892.32x = 1,054,152.48 × 424,361.40
  4. Step 4: Simplify right side
    763,892.32x = 447,341,622,226.27
  5. Step 5: Solve for x
    x = 447,341,622,226.27/763,892.32
  6. Step 6: Final answer
    x = 585,608.22

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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.