Home / 985,054.34-1,477,665.33-310,955.30

Finding the Fourth Proportional to 985,054.34, 1,477,665.33 and 310,955.30

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Solution

The fourth proportional to 985,054.34, 1,477,665.33 and 310,955.30 is: 466,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,054.34 : 1,477,665.33 = 310,955.30 : x
  2. Step 2: Convert to fraction form
    985,054.34/1,477,665.33 = 310,955.30/x
  3. Step 3: Cross multiply
    985,054.34x = 1,477,665.33 × 310,955.30
  4. Step 4: Simplify right side
    985,054.34x = 459,487,865,989.75
  5. Step 5: Solve for x
    x = 459,487,865,989.75/985,054.34
  6. Step 6: Final answer
    x = 466,459.41

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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.