Home / 855,702.84-1,180,824.96-468,444.07

Finding the Fourth Proportional to 855,702.84, 1,180,824.96 and 468,444.07

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Solution

The fourth proportional to 855,702.84, 1,180,824.96 and 468,444.07 is: 646,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,702.84 : 1,180,824.96 = 468,444.07 : x
  2. Step 2: Convert to fraction form
    855,702.84/1,180,824.96 = 468,444.07/x
  3. Step 3: Cross multiply
    855,702.84x = 1,180,824.96 × 468,444.07
  4. Step 4: Simplify right side
    855,702.84x = 553,150,450,219.99
  5. Step 5: Solve for x
    x = 553,150,450,219.99/855,702.84
  6. Step 6: Final answer
    x = 646,428.20

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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.