Home / 1,076,560.16-1,615,156.04-318,421.63

Finding the Fourth Proportional to 1,076,560.16, 1,615,156.04 and 318,421.63

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Solution

The fourth proportional to 1,076,560.16, 1,615,156.04 and 318,421.63 is: 477,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,560.16 : 1,615,156.04 = 318,421.63 : x
  2. Step 2: Convert to fraction form
    1,076,560.16/1,615,156.04 = 318,421.63/x
  3. Step 3: Cross multiply
    1,076,560.16x = 1,615,156.04 × 318,421.63
  4. Step 4: Simplify right side
    1,076,560.16x = 514,300,610,885.37
  5. Step 5: Solve for x
    x = 514,300,610,885.37/1,076,560.16
  6. Step 6: Final answer
    x = 477,725.84

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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.