Home / 895,340.48-1,235,582.37-487,454.65

Finding the Fourth Proportional to 895,340.48, 1,235,582.37 and 487,454.65

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Solution

The fourth proportional to 895,340.48, 1,235,582.37 and 487,454.65 is: 672,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,340.48 : 1,235,582.37 = 487,454.65 : x
  2. Step 2: Convert to fraction form
    895,340.48/1,235,582.37 = 487,454.65/x
  3. Step 3: Cross multiply
    895,340.48x = 1,235,582.37 × 487,454.65
  4. Step 4: Simplify right side
    895,340.48x = 602,290,368,625.57
  5. Step 5: Solve for x
    x = 602,290,368,625.57/895,340.48
  6. Step 6: Final answer
    x = 672,694.23

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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.