Home / 923,875.20-1,386,007.20-292,852.80

Finding the Fourth Proportional to 923,875.20, 1,386,007.20 and 292,852.80

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Solution

The fourth proportional to 923,875.20, 1,386,007.20 and 292,852.80 is: 439,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,875.20 : 1,386,007.20 = 292,852.80 : x
  2. Step 2: Convert to fraction form
    923,875.20/1,386,007.20 = 292,852.80/x
  3. Step 3: Cross multiply
    923,875.20x = 1,386,007.20 × 292,852.80
  4. Step 4: Simplify right side
    923,875.20x = 405,896,089,340.16
  5. Step 5: Solve for x
    x = 405,896,089,340.16/923,875.20
  6. Step 6: Final answer
    x = 439,340.82

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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.