Home / 459,950.40-634,716-258,707.52

Finding the Fourth Proportional to 459,950.40, 634,716 and 258,707.52

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Solution

The fourth proportional to 459,950.40, 634,716 and 258,707.52 is: 357,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,950.40 : 634,716 = 258,707.52 : x
  2. Step 2: Convert to fraction form
    459,950.40/634,716 = 258,707.52/x
  3. Step 3: Cross multiply
    459,950.40x = 634,716 × 258,707.52
  4. Step 4: Simplify right side
    459,950.40x = 164,205,802,264.32
  5. Step 5: Solve for x
    x = 164,205,802,264.32/459,950.40
  6. Step 6: Final answer
    x = 357,007.63

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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.