Home / 864,790.02-1,193,331.69-482,746.50

Finding the Fourth Proportional to 864,790.02, 1,193,331.69 and 482,746.50

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Solution

The fourth proportional to 864,790.02, 1,193,331.69 and 482,746.50 is: 666,146.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,790.02 : 1,193,331.69 = 482,746.50 : x
  2. Step 2: Convert to fraction form
    864,790.02/1,193,331.69 = 482,746.50/x
  3. Step 3: Cross multiply
    864,790.02x = 1,193,331.69 × 482,746.50
  4. Step 4: Simplify right side
    864,790.02x = 576,076,696,686.59
  5. Step 5: Solve for x
    x = 576,076,696,686.59/864,790.02
  6. Step 6: Final answer
    x = 666,146.33

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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.