Home / 738,077.24-1,018,541.90-415,891.10

Finding the Fourth Proportional to 738,077.24, 1,018,541.90 and 415,891.10

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Solution

The fourth proportional to 738,077.24, 1,018,541.90 and 415,891.10 is: 573,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,077.24 : 1,018,541.90 = 415,891.10 : x
  2. Step 2: Convert to fraction form
    738,077.24/1,018,541.90 = 415,891.10/x
  3. Step 3: Cross multiply
    738,077.24x = 1,018,541.90 × 415,891.10
  4. Step 4: Simplify right side
    738,077.24x = 423,602,504,014.93
  5. Step 5: Solve for x
    x = 423,602,504,014.93/738,077.24
  6. Step 6: Final answer
    x = 573,927.07

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Double scale
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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.