Home / 739,549.82-1,020,490.98-417,241.10

Finding the Fourth Proportional to 739,549.82, 1,020,490.98 and 417,241.10

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Solution

The fourth proportional to 739,549.82, 1,020,490.98 and 417,241.10 is: 575,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,549.82 : 1,020,490.98 = 417,241.10 : x
  2. Step 2: Convert to fraction form
    739,549.82/1,020,490.98 = 417,241.10/x
  3. Step 3: Cross multiply
    739,549.82x = 1,020,490.98 × 417,241.10
  4. Step 4: Simplify right side
    739,549.82x = 425,790,779,035.28
  5. Step 5: Solve for x
    x = 425,790,779,035.28/739,549.82
  6. Step 6: Final answer
    x = 575,743.20

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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.