Home / 459,733.44-634,428-258,525.12

Finding the Fourth Proportional to 459,733.44, 634,428 and 258,525.12

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Solution

The fourth proportional to 459,733.44, 634,428 and 258,525.12 is: 356,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,733.44 : 634,428 = 258,525.12 : x
  2. Step 2: Convert to fraction form
    459,733.44/634,428 = 258,525.12/x
  3. Step 3: Cross multiply
    459,733.44x = 634,428 × 258,525.12
  4. Step 4: Simplify right side
    459,733.44x = 164,015,574,831.36
  5. Step 5: Solve for x
    x = 164,015,574,831.36/459,733.44
  6. Step 6: Final answer
    x = 356,762.33

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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.