Home / 711,280.60-1,065,624.90-562,499.80

Finding the Fourth Proportional to 711,280.60, 1,065,624.90 and 562,499.80

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Solution

The fourth proportional to 711,280.60, 1,065,624.90 and 562,499.80 is: 842,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,280.60 : 1,065,624.90 = 562,499.80 : x
  2. Step 2: Convert to fraction form
    711,280.60/1,065,624.90 = 562,499.80/x
  3. Step 3: Cross multiply
    711,280.60x = 1,065,624.90 × 562,499.80
  4. Step 4: Simplify right side
    711,280.60x = 599,413,793,125.02
  5. Step 5: Solve for x
    x = 599,413,793,125.02/711,280.60
  6. Step 6: Final answer
    x = 842,724.79

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1.5x scale

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.