Home / 711,293.60-1,065,644.40-562,512.80

Finding the Fourth Proportional to 711,293.60, 1,065,644.40 and 562,512.80

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Solution

The fourth proportional to 711,293.60, 1,065,644.40 and 562,512.80 is: 842,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,293.60 : 1,065,644.40 = 562,512.80 : x
  2. Step 2: Convert to fraction form
    711,293.60/1,065,644.40 = 562,512.80/x
  3. Step 3: Cross multiply
    711,293.60x = 1,065,644.40 × 562,512.80
  4. Step 4: Simplify right side
    711,293.60x = 599,438,615,248.32
  5. Step 5: Solve for x
    x = 599,438,615,248.32/711,293.60
  6. Step 6: Final answer
    x = 842,744.28

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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.