Home / 684,024.40-943,953.88-373,928.34

Finding the Fourth Proportional to 684,024.40, 943,953.88 and 373,928.34

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Solution

The fourth proportional to 684,024.40, 943,953.88 and 373,928.34 is: 516,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,024.40 : 943,953.88 = 373,928.34 : x
  2. Step 2: Convert to fraction form
    684,024.40/943,953.88 = 373,928.34/x
  3. Step 3: Cross multiply
    684,024.40x = 943,953.88 × 373,928.34
  4. Step 4: Simplify right side
    684,024.40x = 352,971,107,852.37
  5. Step 5: Solve for x
    x = 352,971,107,852.37/684,024.40
  6. Step 6: Final answer
    x = 516,021.22

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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.