Home / 459,528.47-634,055.40-268,504.95

Finding the Fourth Proportional to 459,528.47, 634,055.40 and 268,504.95

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Solution

The fourth proportional to 459,528.47, 634,055.40 and 268,504.95 is: 370,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,528.47 : 634,055.40 = 268,504.95 : x
  2. Step 2: Convert to fraction form
    459,528.47/634,055.40 = 268,504.95/x
  3. Step 3: Cross multiply
    459,528.47x = 634,055.40 × 268,504.95
  4. Step 4: Simplify right side
    459,528.47x = 170,247,013,474.23
  5. Step 5: Solve for x
    x = 170,247,013,474.23/459,528.47
  6. Step 6: Final answer
    x = 370,481.98

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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.