Home / 636,955.04-955,557.84-210,473.66

Finding the Fourth Proportional to 636,955.04, 955,557.84 and 210,473.66

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Solution

The fourth proportional to 636,955.04, 955,557.84 and 210,473.66 is: 315,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,955.04 : 955,557.84 = 210,473.66 : x
  2. Step 2: Convert to fraction form
    636,955.04/955,557.84 = 210,473.66/x
  3. Step 3: Cross multiply
    636,955.04x = 955,557.84 × 210,473.66
  4. Step 4: Simplify right side
    636,955.04x = 201,119,755,926.49
  5. Step 5: Solve for x
    x = 201,119,755,926.49/636,955.04
  6. Step 6: Final answer
    x = 315,751.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.