Home / 802,899.83-1,108,123.15-458,808.19

Finding the Fourth Proportional to 802,899.83, 1,108,123.15 and 458,808.19

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Solution

The fourth proportional to 802,899.83, 1,108,123.15 and 458,808.19 is: 633,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,899.83 : 1,108,123.15 = 458,808.19 : x
  2. Step 2: Convert to fraction form
    802,899.83/1,108,123.15 = 458,808.19/x
  3. Step 3: Cross multiply
    802,899.83x = 1,108,123.15 × 458,808.19
  4. Step 4: Simplify right side
    802,899.83x = 508,415,968,913.94
  5. Step 5: Solve for x
    x = 508,415,968,913.94/802,899.83
  6. Step 6: Final answer
    x = 633,224.66

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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.