Home / 895,645.24-1,237,564.22-715,840.96

Finding the Fourth Proportional to 895,645.24, 1,237,564.22 and 715,840.96

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Solution

The fourth proportional to 895,645.24, 1,237,564.22 and 715,840.96 is: 989,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,645.24 : 1,237,564.22 = 715,840.96 : x
  2. Step 2: Convert to fraction form
    895,645.24/1,237,564.22 = 715,840.96/x
  3. Step 3: Cross multiply
    895,645.24x = 1,237,564.22 × 715,840.96
  4. Step 4: Simplify right side
    895,645.24x = 885,899,159,306.45
  5. Step 5: Solve for x
    x = 885,899,159,306.45/895,645.24
  6. Step 6: Final answer
    x = 989,118.37

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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.