Home / 739,757.52-1,020,539.88-433,678.32

Finding the Fourth Proportional to 739,757.52, 1,020,539.88 and 433,678.32

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Solution

The fourth proportional to 739,757.52, 1,020,539.88 and 433,678.32 is: 598,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,757.52 : 1,020,539.88 = 433,678.32 : x
  2. Step 2: Convert to fraction form
    739,757.52/1,020,539.88 = 433,678.32/x
  3. Step 3: Cross multiply
    739,757.52x = 1,020,539.88 × 433,678.32
  4. Step 4: Simplify right side
    739,757.52x = 442,586,020,651.40
  5. Step 5: Solve for x
    x = 442,586,020,651.40/739,757.52
  6. Step 6: Final answer
    x = 598,285.26

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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.