Home / 899,369.51-1,241,256.51-572,578.13

Finding the Fourth Proportional to 899,369.51, 1,241,256.51 and 572,578.13

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Solution

The fourth proportional to 899,369.51, 1,241,256.51 and 572,578.13 is: 790,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,369.51 : 1,241,256.51 = 572,578.13 : x
  2. Step 2: Convert to fraction form
    899,369.51/1,241,256.51 = 572,578.13/x
  3. Step 3: Cross multiply
    899,369.51x = 1,241,256.51 × 572,578.13
  4. Step 4: Simplify right side
    899,369.51x = 710,716,325,139.84
  5. Step 5: Solve for x
    x = 710,716,325,139.84/899,369.51
  6. Step 6: Final answer
    x = 790,238.41

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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.