Home / 684,039.95-943,977.03-373,946.28

Finding the Fourth Proportional to 684,039.95, 943,977.03 and 373,946.28

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Solution

The fourth proportional to 684,039.95, 943,977.03 and 373,946.28 is: 516,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,039.95 : 943,977.03 = 373,946.28 : x
  2. Step 2: Convert to fraction form
    684,039.95/943,977.03 = 373,946.28/x
  3. Step 3: Cross multiply
    684,039.95x = 943,977.03 × 373,946.28
  4. Step 4: Simplify right side
    684,039.95x = 352,996,698,773.95
  5. Step 5: Solve for x
    x = 352,996,698,773.95/684,039.95
  6. Step 6: Final answer
    x = 516,046.90

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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.