Home / 941,039.18-1,298,641.98-511,319.32

Finding the Fourth Proportional to 941,039.18, 1,298,641.98 and 511,319.32

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Solution

The fourth proportional to 941,039.18, 1,298,641.98 and 511,319.32 is: 705,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,039.18 : 1,298,641.98 = 511,319.32 : x
  2. Step 2: Convert to fraction form
    941,039.18/1,298,641.98 = 511,319.32/x
  3. Step 3: Cross multiply
    941,039.18x = 1,298,641.98 × 511,319.32
  4. Step 4: Simplify right side
    941,039.18x = 664,020,732,807.90
  5. Step 5: Solve for x
    x = 664,020,732,807.90/941,039.18
  6. Step 6: Final answer
    x = 705,624.96

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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.