Home / 955,285.64-1,318,294.14-525,556.55

Finding the Fourth Proportional to 955,285.64, 1,318,294.14 and 525,556.55

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Solution

The fourth proportional to 955,285.64, 1,318,294.14 and 525,556.55 is: 725,268.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,285.64 : 1,318,294.14 = 525,556.55 : x
  2. Step 2: Convert to fraction form
    955,285.64/1,318,294.14 = 525,556.55/x
  3. Step 3: Cross multiply
    955,285.64x = 1,318,294.14 × 525,556.55
  4. Step 4: Simplify right side
    955,285.64x = 692,838,118,447.49
  5. Step 5: Solve for x
    x = 692,838,118,447.49/955,285.64
  6. Step 6: Final answer
    x = 725,268.01

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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.