Home / 970,044.28-1,338,702.41-540,324.60

Finding the Fourth Proportional to 970,044.28, 1,338,702.41 and 540,324.60

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Solution

The fourth proportional to 970,044.28, 1,338,702.41 and 540,324.60 is: 745,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,044.28 : 1,338,702.41 = 540,324.60 : x
  2. Step 2: Convert to fraction form
    970,044.28/1,338,702.41 = 540,324.60/x
  3. Step 3: Cross multiply
    970,044.28x = 1,338,702.41 × 540,324.60
  4. Step 4: Simplify right side
    970,044.28x = 723,333,842,176.07
  5. Step 5: Solve for x
    x = 723,333,842,176.07/970,044.28
  6. Step 6: Final answer
    x = 745,670.95

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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.