Home / 922,976.95-1,384,699.27-283,313.12

Finding the Fourth Proportional to 922,976.95, 1,384,699.27 and 283,313.12

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Solution

The fourth proportional to 922,976.95, 1,384,699.27 and 283,313.12 is: 425,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,976.95 : 1,384,699.27 = 283,313.12 : x
  2. Step 2: Convert to fraction form
    922,976.95/1,384,699.27 = 283,313.12/x
  3. Step 3: Cross multiply
    922,976.95x = 1,384,699.27 × 283,313.12
  4. Step 4: Simplify right side
    922,976.95x = 392,303,470,445.42
  5. Step 5: Solve for x
    x = 392,303,470,445.42/922,976.95
  6. Step 6: Final answer
    x = 425,041.46

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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.