Home / 837,742.64-1,156,048.34-465,182.47

Finding the Fourth Proportional to 837,742.64, 1,156,048.34 and 465,182.47

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Solution

The fourth proportional to 837,742.64, 1,156,048.34 and 465,182.47 is: 641,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,742.64 : 1,156,048.34 = 465,182.47 : x
  2. Step 2: Convert to fraction form
    837,742.64/1,156,048.34 = 465,182.47/x
  3. Step 3: Cross multiply
    837,742.64x = 1,156,048.34 × 465,182.47
  4. Step 4: Simplify right side
    837,742.64x = 537,773,417,884.89
  5. Step 5: Solve for x
    x = 537,773,417,884.89/837,742.64
  6. Step 6: Final answer
    x = 641,931.53

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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.