Home / 971,162.47-1,457,642.13-491,727.25

Finding the Fourth Proportional to 971,162.47, 1,457,642.13 and 491,727.25

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Solution

The fourth proportional to 971,162.47, 1,457,642.13 and 491,727.25 is: 738,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,162.47 : 1,457,642.13 = 491,727.25 : x
  2. Step 2: Convert to fraction form
    971,162.47/1,457,642.13 = 491,727.25/x
  3. Step 3: Cross multiply
    971,162.47x = 1,457,642.13 × 491,727.25
  4. Step 4: Simplify right side
    971,162.47x = 716,762,356,069.04
  5. Step 5: Solve for x
    x = 716,762,356,069.04/971,162.47
  6. Step 6: Final answer
    x = 738,045.77

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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.