Home / 747,980.04-1,032,211.56-442,166.64

Finding the Fourth Proportional to 747,980.04, 1,032,211.56 and 442,166.64

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Solution

The fourth proportional to 747,980.04, 1,032,211.56 and 442,166.64 is: 610,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,980.04 : 1,032,211.56 = 442,166.64 : x
  2. Step 2: Convert to fraction form
    747,980.04/1,032,211.56 = 442,166.64/x
  3. Step 3: Cross multiply
    747,980.04x = 1,032,211.56 × 442,166.64
  4. Step 4: Simplify right side
    747,980.04x = 456,409,517,254.36
  5. Step 5: Solve for x
    x = 456,409,517,254.36/747,980.04
  6. Step 6: Final answer
    x = 610,189.43

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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.