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Finding the Fourth Proportional to 459,762.62, 634,466.32 and 258,558.62

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Solution

The fourth proportional to 459,762.62, 634,466.32 and 258,558.62 is: 356,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,762.62 : 634,466.32 = 258,558.62 : x
  2. Step 2: Convert to fraction form
    459,762.62/634,466.32 = 258,558.62/x
  3. Step 3: Cross multiply
    459,762.62x = 634,466.32 × 258,558.62
  4. Step 4: Simplify right side
    459,762.62x = 164,046,732,316.95
  5. Step 5: Solve for x
    x = 164,046,732,316.95/459,762.62
  6. Step 6: Final answer
    x = 356,807.46

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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.