Home / 1,038,779.31-1,558,091.12-364,866.51

Finding the Fourth Proportional to 1,038,779.31, 1,558,091.12 and 364,866.51

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Solution

The fourth proportional to 1,038,779.31, 1,558,091.12 and 364,866.51 is: 547,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,779.31 : 1,558,091.12 = 364,866.51 : x
  2. Step 2: Convert to fraction form
    1,038,779.31/1,558,091.12 = 364,866.51/x
  3. Step 3: Cross multiply
    1,038,779.31x = 1,558,091.12 × 364,866.51
  4. Step 4: Simplify right side
    1,038,779.31x = 568,495,267,392.06
  5. Step 5: Solve for x
    x = 568,495,267,392.06/1,038,779.31
  6. Step 6: Final answer
    x = 547,272.42

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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.