Home / 947,378.04-1,307,343.15-517,673.04

Finding the Fourth Proportional to 947,378.04, 1,307,343.15 and 517,673.04

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Solution

The fourth proportional to 947,378.04, 1,307,343.15 and 517,673.04 is: 714,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,378.04 : 1,307,343.15 = 517,673.04 : x
  2. Step 2: Convert to fraction form
    947,378.04/1,307,343.15 = 517,673.04/x
  3. Step 3: Cross multiply
    947,378.04x = 1,307,343.15 × 517,673.04
  4. Step 4: Simplify right side
    947,378.04x = 676,776,302,783.68
  5. Step 5: Solve for x
    x = 676,776,302,783.68/947,378.04
  6. Step 6: Final answer
    x = 714,367.73

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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.