Home / 738,064.35-1,106,399.93-400,607.55

Finding the Fourth Proportional to 738,064.35, 1,106,399.93 and 400,607.55

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Solution

The fourth proportional to 738,064.35, 1,106,399.93 and 400,607.55 is: 600,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,064.35 : 1,106,399.93 = 400,607.55 : x
  2. Step 2: Convert to fraction form
    738,064.35/1,106,399.93 = 400,607.55/x
  3. Step 3: Cross multiply
    738,064.35x = 1,106,399.93 × 400,607.55
  4. Step 4: Simplify right side
    738,064.35x = 443,232,163,274.43
  5. Step 5: Solve for x
    x = 443,232,163,274.43/738,064.35
  6. Step 6: Final answer
    x = 600,533.22

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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.