Home / 895,570.73-1,343,880.98-642,578.57

Finding the Fourth Proportional to 895,570.73, 1,343,880.98 and 642,578.57

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Solution

The fourth proportional to 895,570.73, 1,343,880.98 and 642,578.57 is: 964,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,570.73 : 1,343,880.98 = 642,578.57 : x
  2. Step 2: Convert to fraction form
    895,570.73/1,343,880.98 = 642,578.57/x
  3. Step 3: Cross multiply
    895,570.73x = 1,343,880.98 × 642,578.57
  4. Step 4: Simplify right side
    895,570.73x = 863,549,118,378.60
  5. Step 5: Solve for x
    x = 863,549,118,378.60/895,570.73
  6. Step 6: Final answer
    x = 964,244.46

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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.