Home / 756,677.88-1,044,222.72-417,158.28

Finding the Fourth Proportional to 756,677.88, 1,044,222.72 and 417,158.28

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Solution

The fourth proportional to 756,677.88, 1,044,222.72 and 417,158.28 is: 575,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,677.88 : 1,044,222.72 = 417,158.28 : x
  2. Step 2: Convert to fraction form
    756,677.88/1,044,222.72 = 417,158.28/x
  3. Step 3: Cross multiply
    756,677.88x = 1,044,222.72 × 417,158.28
  4. Step 4: Simplify right side
    756,677.88x = 435,606,153,812.12
  5. Step 5: Solve for x
    x = 435,606,153,812.12/756,677.88
  6. Step 6: Final answer
    x = 575,682.42

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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.