Home / 973,372.84-1,343,918.64-630,039.76

Finding the Fourth Proportional to 973,372.84, 1,343,918.64 and 630,039.76

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Solution

The fourth proportional to 973,372.84, 1,343,918.64 and 630,039.76 is: 869,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,372.84 : 1,343,918.64 = 630,039.76 : x
  2. Step 2: Convert to fraction form
    973,372.84/1,343,918.64 = 630,039.76/x
  3. Step 3: Cross multiply
    973,372.84x = 1,343,918.64 × 630,039.76
  4. Step 4: Simplify right side
    973,372.84x = 846,722,177,405.13
  5. Step 5: Solve for x
    x = 846,722,177,405.13/973,372.84
  6. Step 6: Final answer
    x = 869,884.74

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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.