Home / 967,748.08-1,335,345.81-554,220.55

Finding the Fourth Proportional to 967,748.08, 1,335,345.81 and 554,220.55

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Solution

The fourth proportional to 967,748.08, 1,335,345.81 and 554,220.55 is: 764,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,748.08 : 1,335,345.81 = 554,220.55 : x
  2. Step 2: Convert to fraction form
    967,748.08/1,335,345.81 = 554,220.55/x
  3. Step 3: Cross multiply
    967,748.08x = 1,335,345.81 × 554,220.55
  4. Step 4: Simplify right side
    967,748.08x = 740,076,089,258.40
  5. Step 5: Solve for x
    x = 740,076,089,258.40/967,748.08
  6. Step 6: Final answer
    x = 764,740.44

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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.