Home / 899,417.16-1,241,243.73-517,502.16

Finding the Fourth Proportional to 899,417.16, 1,241,243.73 and 517,502.16

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Solution

The fourth proportional to 899,417.16, 1,241,243.73 and 517,502.16 is: 714,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,417.16 : 1,241,243.73 = 517,502.16 : x
  2. Step 2: Convert to fraction form
    899,417.16/1,241,243.73 = 517,502.16/x
  3. Step 3: Cross multiply
    899,417.16x = 1,241,243.73 × 517,502.16
  4. Step 4: Simplify right side
    899,417.16x = 642,346,311,361.46
  5. Step 5: Solve for x
    x = 642,346,311,361.46/899,417.16
  6. Step 6: Final answer
    x = 714,180.63

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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.