Home / 709,402.80-1,064,113.56-236,088.24

Finding the Fourth Proportional to 709,402.80, 1,064,113.56 and 236,088.24

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Solution

The fourth proportional to 709,402.80, 1,064,113.56 and 236,088.24 is: 354,135.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,402.80 : 1,064,113.56 = 236,088.24 : x
  2. Step 2: Convert to fraction form
    709,402.80/1,064,113.56 = 236,088.24/x
  3. Step 3: Cross multiply
    709,402.80x = 1,064,113.56 × 236,088.24
  4. Step 4: Simplify right side
    709,402.80x = 251,224,697,540.53
  5. Step 5: Solve for x
    x = 251,224,697,540.53/709,402.80
  6. Step 6: Final answer
    x = 354,135.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.