Home / 970,756.17-1,339,738.29-725,315.04

Finding the Fourth Proportional to 970,756.17, 1,339,738.29 and 725,315.04

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Solution

The fourth proportional to 970,756.17, 1,339,738.29 and 725,315.04 is: 1,001,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,756.17 : 1,339,738.29 = 725,315.04 : x
  2. Step 2: Convert to fraction form
    970,756.17/1,339,738.29 = 725,315.04/x
  3. Step 3: Cross multiply
    970,756.17x = 1,339,738.29 × 725,315.04
  4. Step 4: Simplify right side
    970,756.17x = 971,732,331,400.88
  5. Step 5: Solve for x
    x = 971,732,331,400.88/970,756.17
  6. Step 6: Final answer
    x = 1,001,005.57

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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.