Home / 748,879.60-1,123,319.40-465,444.40

Finding the Fourth Proportional to 748,879.60, 1,123,319.40 and 465,444.40

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Solution

The fourth proportional to 748,879.60, 1,123,319.40 and 465,444.40 is: 698,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,879.60 : 1,123,319.40 = 465,444.40 : x
  2. Step 2: Convert to fraction form
    748,879.60/1,123,319.40 = 465,444.40/x
  3. Step 3: Cross multiply
    748,879.60x = 1,123,319.40 × 465,444.40
  4. Step 4: Simplify right side
    748,879.60x = 522,842,724,141.36
  5. Step 5: Solve for x
    x = 522,842,724,141.36/748,879.60
  6. Step 6: Final answer
    x = 698,166.60

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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.