Home / 929,427.60-1,283,427.99-581,164.86

Finding the Fourth Proportional to 929,427.60, 1,283,427.99 and 581,164.86

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Solution

The fourth proportional to 929,427.60, 1,283,427.99 and 581,164.86 is: 802,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,427.60 : 1,283,427.99 = 581,164.86 : x
  2. Step 2: Convert to fraction form
    929,427.60/1,283,427.99 = 581,164.86/x
  3. Step 3: Cross multiply
    929,427.60x = 1,283,427.99 × 581,164.86
  4. Step 4: Simplify right side
    929,427.60x = 745,883,248,128.43
  5. Step 5: Solve for x
    x = 745,883,248,128.43/929,427.60
  6. Step 6: Final answer
    x = 802,518.94

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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.