Home / 749,665.55-1,034,539.14-410,133.80

Finding the Fourth Proportional to 749,665.55, 1,034,539.14 and 410,133.80

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Solution

The fourth proportional to 749,665.55, 1,034,539.14 and 410,133.80 is: 565,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,665.55 : 1,034,539.14 = 410,133.80 : x
  2. Step 2: Convert to fraction form
    749,665.55/1,034,539.14 = 410,133.80/x
  3. Step 3: Cross multiply
    749,665.55x = 1,034,539.14 × 410,133.80
  4. Step 4: Simplify right side
    749,665.55x = 424,299,464,735.00
  5. Step 5: Solve for x
    x = 424,299,464,735.00/749,665.55
  6. Step 6: Final answer
    x = 565,985.01

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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.