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Finding the Fourth Proportional to 459,576, 634,214.88 and 258,373.44

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Solution

The fourth proportional to 459,576, 634,214.88 and 258,373.44 is: 356,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,576 : 634,214.88 = 258,373.44 : x
  2. Step 2: Convert to fraction form
    459,576/634,214.88 = 258,373.44/x
  3. Step 3: Cross multiply
    459,576x = 634,214.88 × 258,373.44
  4. Step 4: Simplify right side
    459,576x = 163,864,280,244.79
  5. Step 5: Solve for x
    x = 163,864,280,244.79/459,576
  6. Step 6: Final answer
    x = 356,555.35

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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.