Home / 779,445.20-1,170,042.60-602,735.60

Finding the Fourth Proportional to 779,445.20, 1,170,042.60 and 602,735.60

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Solution

The fourth proportional to 779,445.20, 1,170,042.60 and 602,735.60 is: 904,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,445.20 : 1,170,042.60 = 602,735.60 : x
  2. Step 2: Convert to fraction form
    779,445.20/1,170,042.60 = 602,735.60/x
  3. Step 3: Cross multiply
    779,445.20x = 1,170,042.60 × 602,735.60
  4. Step 4: Simplify right side
    779,445.20x = 705,226,328,536.56
  5. Step 5: Solve for x
    x = 705,226,328,536.56/779,445.20
  6. Step 6: Final answer
    x = 904,779.87

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1.5x scale

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.