Home / 459,928.25-634,710.71-258,724.25

Finding the Fourth Proportional to 459,928.25, 634,710.71 and 258,724.25

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Solution

The fourth proportional to 459,928.25, 634,710.71 and 258,724.25 is: 357,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,928.25 : 634,710.71 = 258,724.25 : x
  2. Step 2: Convert to fraction form
    459,928.25/634,710.71 = 258,724.25/x
  3. Step 3: Cross multiply
    459,928.25x = 634,710.71 × 258,724.25
  4. Step 4: Simplify right side
    459,928.25x = 164,215,051,118.10
  5. Step 5: Solve for x
    x = 164,215,051,118.10/459,928.25
  6. Step 6: Final answer
    x = 357,044.93

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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.