Home / 913,460.92-1,370,322.66-282,423.94

Finding the Fourth Proportional to 913,460.92, 1,370,322.66 and 282,423.94

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Solution

The fourth proportional to 913,460.92, 1,370,322.66 and 282,423.94 is: 423,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,460.92 : 1,370,322.66 = 282,423.94 : x
  2. Step 2: Convert to fraction form
    913,460.92/1,370,322.66 = 282,423.94/x
  3. Step 3: Cross multiply
    913,460.92x = 1,370,322.66 × 282,423.94
  4. Step 4: Simplify right side
    913,460.92x = 387,011,922,341.76
  5. Step 5: Solve for x
    x = 387,011,922,341.76/913,460.92
  6. Step 6: Final answer
    x = 423,676.50

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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.