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Finding the Fourth Proportional to 630,004.80, 945,007.20 and 602,448.60

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Solution

The fourth proportional to 630,004.80, 945,007.20 and 602,448.60 is: 903,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,004.80 : 945,007.20 = 602,448.60 : x
  2. Step 2: Convert to fraction form
    630,004.80/945,007.20 = 602,448.60/x
  3. Step 3: Cross multiply
    630,004.80x = 945,007.20 × 602,448.60
  4. Step 4: Simplify right side
    630,004.80x = 569,318,264,629.92
  5. Step 5: Solve for x
    x = 569,318,264,629.92/630,004.80
  6. Step 6: Final answer
    x = 903,672.90

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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.