Home / 634,824.95-876,055.95-348,349.82

Finding the Fourth Proportional to 634,824.95, 876,055.95 and 348,349.82

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Solution

The fourth proportional to 634,824.95, 876,055.95 and 348,349.82 is: 480,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,824.95 : 876,055.95 = 348,349.82 : x
  2. Step 2: Convert to fraction form
    634,824.95/876,055.95 = 348,349.82/x
  3. Step 3: Cross multiply
    634,824.95x = 876,055.95 × 348,349.82
  4. Step 4: Simplify right side
    634,824.95x = 305,173,928,112.15
  5. Step 5: Solve for x
    x = 305,173,928,112.15/634,824.95
  6. Step 6: Final answer
    x = 480,721.39

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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.