Home / 816,955.04-1,127,318.96-472,722.29

Finding the Fourth Proportional to 816,955.04, 1,127,318.96 and 472,722.29

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Solution

The fourth proportional to 816,955.04, 1,127,318.96 and 472,722.29 is: 652,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,955.04 : 1,127,318.96 = 472,722.29 : x
  2. Step 2: Convert to fraction form
    816,955.04/1,127,318.96 = 472,722.29/x
  3. Step 3: Cross multiply
    816,955.04x = 1,127,318.96 × 472,722.29
  4. Step 4: Simplify right side
    816,955.04x = 532,908,792,331.41
  5. Step 5: Solve for x
    x = 532,908,792,331.41/816,955.04
  6. Step 6: Final answer
    x = 652,311.04

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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.