Home / 759,120.60-1,047,608.76-414,975.60

Finding the Fourth Proportional to 759,120.60, 1,047,608.76 and 414,975.60

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Solution

The fourth proportional to 759,120.60, 1,047,608.76 and 414,975.60 is: 572,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,120.60 : 1,047,608.76 = 414,975.60 : x
  2. Step 2: Convert to fraction form
    759,120.60/1,047,608.76 = 414,975.60/x
  3. Step 3: Cross multiply
    759,120.60x = 1,047,608.76 × 414,975.60
  4. Step 4: Simplify right side
    759,120.60x = 434,732,073,746.26
  5. Step 5: Solve for x
    x = 434,732,073,746.26/759,120.60
  6. Step 6: Final answer
    x = 572,678.54

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1.5x scale

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.