Home / 759,254.18-1,047,775.50-415,090.85

Finding the Fourth Proportional to 759,254.18, 1,047,775.50 and 415,090.85

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Solution

The fourth proportional to 759,254.18, 1,047,775.50 and 415,090.85 is: 572,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,254.18 : 1,047,775.50 = 415,090.85 : x
  2. Step 2: Convert to fraction form
    759,254.18/1,047,775.50 = 415,090.85/x
  3. Step 3: Cross multiply
    759,254.18x = 1,047,775.50 × 415,090.85
  4. Step 4: Simplify right side
    759,254.18x = 434,922,017,665.30
  5. Step 5: Solve for x
    x = 434,922,017,665.30/759,254.18
  6. Step 6: Final answer
    x = 572,827.96

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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.