Home / 895,570.48-1,343,880.60-642,578.32

Finding the Fourth Proportional to 895,570.48, 1,343,880.60 and 642,578.32

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Solution

The fourth proportional to 895,570.48, 1,343,880.60 and 642,578.32 is: 964,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,570.48 : 1,343,880.60 = 642,578.32 : x
  2. Step 2: Convert to fraction form
    895,570.48/1,343,880.60 = 642,578.32/x
  3. Step 3: Cross multiply
    895,570.48x = 1,343,880.60 × 642,578.32
  4. Step 4: Simplify right side
    895,570.48x = 863,548,538,228.59
  5. Step 5: Solve for x
    x = 863,548,538,228.59/895,570.48
  6. Step 6: Final answer
    x = 964,244.09

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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.