Home / 459,811.44-634,539.72-255,875.48

Finding the Fourth Proportional to 459,811.44, 634,539.72 and 255,875.48

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Solution

The fourth proportional to 459,811.44, 634,539.72 and 255,875.48 is: 353,108.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,811.44 : 634,539.72 = 255,875.48 : x
  2. Step 2: Convert to fraction form
    459,811.44/634,539.72 = 255,875.48/x
  3. Step 3: Cross multiply
    459,811.44x = 634,539.72 × 255,875.48
  4. Step 4: Simplify right side
    459,811.44x = 162,363,155,434.07
  5. Step 5: Solve for x
    x = 162,363,155,434.07/459,811.44
  6. Step 6: Final answer
    x = 353,108.13

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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.