Home / 855,633.04-1,180,787.52-468,441.93

Finding the Fourth Proportional to 855,633.04, 1,180,787.52 and 468,441.93

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Solution

The fourth proportional to 855,633.04, 1,180,787.52 and 468,441.93 is: 646,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,633.04 : 1,180,787.52 = 468,441.93 : x
  2. Step 2: Convert to fraction form
    855,633.04/1,180,787.52 = 468,441.93/x
  3. Step 3: Cross multiply
    855,633.04x = 1,180,787.52 × 468,441.93
  4. Step 4: Simplify right side
    855,633.04x = 553,130,378,884.78
  5. Step 5: Solve for x
    x = 553,130,378,884.78/855,633.04
  6. Step 6: Final answer
    x = 646,457.48

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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.