Home / 943,076.48-1,301,392.56-513,330.98

Finding the Fourth Proportional to 943,076.48, 1,301,392.56 and 513,330.98

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Solution

The fourth proportional to 943,076.48, 1,301,392.56 and 513,330.98 is: 708,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,076.48 : 1,301,392.56 = 513,330.98 : x
  2. Step 2: Convert to fraction form
    943,076.48/1,301,392.56 = 513,330.98/x
  3. Step 3: Cross multiply
    943,076.48x = 1,301,392.56 × 513,330.98
  4. Step 4: Simplify right side
    943,076.48x = 668,045,118,189.51
  5. Step 5: Solve for x
    x = 668,045,118,189.51/943,076.48
  6. Step 6: Final answer
    x = 708,367.91

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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.