Home / 942,869.87-1,301,297.56-529,453.07

Finding the Fourth Proportional to 942,869.87, 1,301,297.56 and 529,453.07

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Solution

The fourth proportional to 942,869.87, 1,301,297.56 and 529,453.07 is: 730,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,869.87 : 1,301,297.56 = 529,453.07 : x
  2. Step 2: Convert to fraction form
    942,869.87/1,301,297.56 = 529,453.07/x
  3. Step 3: Cross multiply
    942,869.87x = 1,301,297.56 × 529,453.07
  4. Step 4: Simplify right side
    942,869.87x = 688,975,988,153.43
  5. Step 5: Solve for x
    x = 688,975,988,153.43/942,869.87
  6. Step 6: Final answer
    x = 730,722.25

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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.