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Finding the Fourth Proportional to 458,264.51, 632,405.37 and 254,315.57

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Solution

The fourth proportional to 458,264.51, 632,405.37 and 254,315.57 is: 350,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,264.51 : 632,405.37 = 254,315.57 : x
  2. Step 2: Convert to fraction form
    458,264.51/632,405.37 = 254,315.57/x
  3. Step 3: Cross multiply
    458,264.51x = 632,405.37 × 254,315.57
  4. Step 4: Simplify right side
    458,264.51x = 160,830,535,270.19
  5. Step 5: Solve for x
    x = 160,830,535,270.19/458,264.51
  6. Step 6: Final answer
    x = 350,955.68

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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.