Home / 895,173.84-1,235,355.66-487,287.42

Finding the Fourth Proportional to 895,173.84, 1,235,355.66 and 487,287.42

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Solution

The fourth proportional to 895,173.84, 1,235,355.66 and 487,287.42 is: 672,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,173.84 : 1,235,355.66 = 487,287.42 : x
  2. Step 2: Convert to fraction form
    895,173.84/1,235,355.66 = 487,287.42/x
  3. Step 3: Cross multiply
    895,173.84x = 1,235,355.66 × 487,287.42
  4. Step 4: Simplify right side
    895,173.84x = 601,973,272,343.80
  5. Step 5: Solve for x
    x = 601,973,272,343.80/895,173.84
  6. Step 6: Final answer
    x = 672,465.22

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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.