Home / 855,646.96-1,180,806.83-468,455.95

Finding the Fourth Proportional to 855,646.96, 1,180,806.83 and 468,455.95

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Solution

The fourth proportional to 855,646.96, 1,180,806.83 and 468,455.95 is: 646,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,646.96 : 1,180,806.83 = 468,455.95 : x
  2. Step 2: Convert to fraction form
    855,646.96/1,180,806.83 = 468,455.95/x
  3. Step 3: Cross multiply
    855,646.96x = 1,180,806.83 × 468,455.95
  4. Step 4: Simplify right side
    855,646.96x = 553,155,985,314.14
  5. Step 5: Solve for x
    x = 553,155,985,314.14/855,646.96
  6. Step 6: Final answer
    x = 646,476.89

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Double scale
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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.