Home / 895,179.04-1,235,362.79-487,292.60

Finding the Fourth Proportional to 895,179.04, 1,235,362.79 and 487,292.60

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Solution

The fourth proportional to 895,179.04, 1,235,362.79 and 487,292.60 is: 672,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,179.04 : 1,235,362.79 = 487,292.60 : x
  2. Step 2: Convert to fraction form
    895,179.04/1,235,362.79 = 487,292.60/x
  3. Step 3: Cross multiply
    895,179.04x = 1,235,362.79 × 487,292.60
  4. Step 4: Simplify right side
    895,179.04x = 601,983,143,445.89
  5. Step 5: Solve for x
    x = 601,983,143,445.89/895,179.04
  6. Step 6: Final answer
    x = 672,472.34

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Double scale
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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.