Home / 1,076,670.79-1,615,012.29-277,897.72

Finding the Fourth Proportional to 1,076,670.79, 1,615,012.29 and 277,897.72

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Solution

The fourth proportional to 1,076,670.79, 1,615,012.29 and 277,897.72 is: 416,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,670.79 : 1,615,012.29 = 277,897.72 : x
  2. Step 2: Convert to fraction form
    1,076,670.79/1,615,012.29 = 277,897.72/x
  3. Step 3: Cross multiply
    1,076,670.79x = 1,615,012.29 × 277,897.72
  4. Step 4: Simplify right side
    1,076,670.79x = 448,808,233,162.98
  5. Step 5: Solve for x
    x = 448,808,233,162.98/1,076,670.79
  6. Step 6: Final answer
    x = 416,848.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.