Home / 472,755.02-709,263.76-262,540.58

Finding the Fourth Proportional to 472,755.02, 709,263.76 and 262,540.58

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Solution

The fourth proportional to 472,755.02, 709,263.76 and 262,540.58 is: 393,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,755.02 : 709,263.76 = 262,540.58 : x
  2. Step 2: Convert to fraction form
    472,755.02/709,263.76 = 262,540.58/x
  3. Step 3: Cross multiply
    472,755.02x = 709,263.76 × 262,540.58
  4. Step 4: Simplify right side
    472,755.02x = 186,210,518,923.38
  5. Step 5: Solve for x
    x = 186,210,518,923.38/472,755.02
  6. Step 6: Final answer
    x = 393,883.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.