Home / 758,969.83-1,047,402.46-414,798.21

Finding the Fourth Proportional to 758,969.83, 1,047,402.46 and 414,798.21

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Solution

The fourth proportional to 758,969.83, 1,047,402.46 and 414,798.21 is: 572,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,969.83 : 1,047,402.46 = 414,798.21 : x
  2. Step 2: Convert to fraction form
    758,969.83/1,047,402.46 = 414,798.21/x
  3. Step 3: Cross multiply
    758,969.83x = 1,047,402.46 × 414,798.21
  4. Step 4: Simplify right side
    758,969.83x = 434,460,665,557.60
  5. Step 5: Solve for x
    x = 434,460,665,557.60/758,969.83
  6. Step 6: Final answer
    x = 572,434.70

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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.