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Finding the Fourth Proportional to 602,055.60, 830,874 and 333,783.60

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Solution

The fourth proportional to 602,055.60, 830,874 and 333,783.60 is: 460,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,055.60 : 830,874 = 333,783.60 : x
  2. Step 2: Convert to fraction form
    602,055.60/830,874 = 333,783.60/x
  3. Step 3: Cross multiply
    602,055.60x = 830,874 × 333,783.60
  4. Step 4: Simplify right side
    602,055.60x = 277,332,114,866.40
  5. Step 5: Solve for x
    x = 277,332,114,866.40/602,055.60
  6. Step 6: Final answer
    x = 460,642.03

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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.