Home / 896,488.22-1,238,365.29-716,461.94

Finding the Fourth Proportional to 896,488.22, 1,238,365.29 and 716,461.94

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Solution

The fourth proportional to 896,488.22, 1,238,365.29 and 716,461.94 is: 989,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,488.22 : 1,238,365.29 = 716,461.94 : x
  2. Step 2: Convert to fraction form
    896,488.22/1,238,365.29 = 716,461.94/x
  3. Step 3: Cross multiply
    896,488.22x = 1,238,365.29 × 716,461.94
  4. Step 4: Simplify right side
    896,488.22x = 887,241,603,884.71
  5. Step 5: Solve for x
    x = 887,241,603,884.71/896,488.22
  6. Step 6: Final answer
    x = 989,685.73

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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.