Home / 895,343.16-1,235,535.24-487,436.28

Finding the Fourth Proportional to 895,343.16, 1,235,535.24 and 487,436.28

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Solution

The fourth proportional to 895,343.16, 1,235,535.24 and 487,436.28 is: 672,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,343.16 : 1,235,535.24 = 487,436.28 : x
  2. Step 2: Convert to fraction form
    895,343.16/1,235,535.24 = 487,436.28/x
  3. Step 3: Cross multiply
    895,343.16x = 1,235,535.24 × 487,436.28
  4. Step 4: Simplify right side
    895,343.16x = 602,244,701,194.51
  5. Step 5: Solve for x
    x = 602,244,701,194.51/895,343.16
  6. Step 6: Final answer
    x = 672,641.20

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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.