Home / 834,946.32-1,152,149.76-472,403.28

Finding the Fourth Proportional to 834,946.32, 1,152,149.76 and 472,403.28

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Solution

The fourth proportional to 834,946.32, 1,152,149.76 and 472,403.28 is: 651,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,946.32 : 1,152,149.76 = 472,403.28 : x
  2. Step 2: Convert to fraction form
    834,946.32/1,152,149.76 = 472,403.28/x
  3. Step 3: Cross multiply
    834,946.32x = 1,152,149.76 × 472,403.28
  4. Step 4: Simplify right side
    834,946.32x = 544,279,325,675.21
  5. Step 5: Solve for x
    x = 544,279,325,675.21/834,946.32
  6. Step 6: Final answer
    x = 651,873.44

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1.5x scale

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.