Home / 452,323-678,795.54-156,835

Finding the Fourth Proportional to 452,323, 678,795.54 and 156,835

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Solution

The fourth proportional to 452,323, 678,795.54 and 156,835 is: 235,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,323 : 678,795.54 = 156,835 : x
  2. Step 2: Convert to fraction form
    452,323/678,795.54 = 156,835/x
  3. Step 3: Cross multiply
    452,323x = 678,795.54 × 156,835
  4. Step 4: Simplify right side
    452,323x = 106,458,898,515.90
  5. Step 5: Solve for x
    x = 106,458,898,515.90/452,323
  6. Step 6: Final answer
    x = 235,360.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.