Home / 849,764.70-1,172,708.73-467,827.02

Finding the Fourth Proportional to 849,764.70, 1,172,708.73 and 467,827.02

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Solution

The fourth proportional to 849,764.70, 1,172,708.73 and 467,827.02 is: 645,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,764.70 : 1,172,708.73 = 467,827.02 : x
  2. Step 2: Convert to fraction form
    849,764.70/1,172,708.73 = 467,827.02/x
  3. Step 3: Cross multiply
    849,764.70x = 1,172,708.73 × 467,827.02
  4. Step 4: Simplify right side
    849,764.70x = 548,624,830,483.89
  5. Step 5: Solve for x
    x = 548,624,830,483.89/849,764.70
  6. Step 6: Final answer
    x = 645,619.70

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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.