Home / 835,938.90-1,153,779.39-549,485.64

Finding the Fourth Proportional to 835,938.90, 1,153,779.39 and 549,485.64

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Solution

The fourth proportional to 835,938.90, 1,153,779.39 and 549,485.64 is: 758,410.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,938.90 : 1,153,779.39 = 549,485.64 : x
  2. Step 2: Convert to fraction form
    835,938.90/1,153,779.39 = 549,485.64/x
  3. Step 3: Cross multiply
    835,938.90x = 1,153,779.39 × 549,485.64
  4. Step 4: Simplify right side
    835,938.90x = 633,985,206,532.96
  5. Step 5: Solve for x
    x = 633,985,206,532.96/835,938.90
  6. Step 6: Final answer
    x = 758,410.94

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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.