Home / 738,210.42-1,104,815.34-454,080.83

Finding the Fourth Proportional to 738,210.42, 1,104,815.34 and 454,080.83

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Solution

The fourth proportional to 738,210.42, 1,104,815.34 and 454,080.83 is: 679,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,210.42 : 1,104,815.34 = 454,080.83 : x
  2. Step 2: Convert to fraction form
    738,210.42/1,104,815.34 = 454,080.83/x
  3. Step 3: Cross multiply
    738,210.42x = 1,104,815.34 × 454,080.83
  4. Step 4: Simplify right side
    738,210.42x = 501,675,461,059.86
  5. Step 5: Solve for x
    x = 501,675,461,059.86/738,210.42
  6. Step 6: Final answer
    x = 679,583.28

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Double scale
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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.