Home / 965,035.95-1,331,909.33-535,454.48

Finding the Fourth Proportional to 965,035.95, 1,331,909.33 and 535,454.48

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Solution

The fourth proportional to 965,035.95, 1,331,909.33 and 535,454.48 is: 739,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,035.95 : 1,331,909.33 = 535,454.48 : x
  2. Step 2: Convert to fraction form
    965,035.95/1,331,909.33 = 535,454.48/x
  3. Step 3: Cross multiply
    965,035.95x = 1,331,909.33 × 535,454.48
  4. Step 4: Simplify right side
    965,035.95x = 713,176,808,365.48
  5. Step 5: Solve for x
    x = 713,176,808,365.48/965,035.95
  6. Step 6: Final answer
    x = 739,015.79

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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.