Home / 759,662.84-1,048,353.10-415,531.10

Finding the Fourth Proportional to 759,662.84, 1,048,353.10 and 415,531.10

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Solution

The fourth proportional to 759,662.84, 1,048,353.10 and 415,531.10 is: 573,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,662.84 : 1,048,353.10 = 415,531.10 : x
  2. Step 2: Convert to fraction form
    759,662.84/1,048,353.10 = 415,531.10/x
  3. Step 3: Cross multiply
    759,662.84x = 1,048,353.10 × 415,531.10
  4. Step 4: Simplify right side
    759,662.84x = 435,623,316,831.41
  5. Step 5: Solve for x
    x = 435,623,316,831.41/759,662.84
  6. Step 6: Final answer
    x = 573,442.97

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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.