Home / 758,228.34-1,046,236.20-435,878.21

Finding the Fourth Proportional to 758,228.34, 1,046,236.20 and 435,878.21

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Solution

The fourth proportional to 758,228.34, 1,046,236.20 and 435,878.21 is: 601,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,228.34 : 1,046,236.20 = 435,878.21 : x
  2. Step 2: Convert to fraction form
    758,228.34/1,046,236.20 = 435,878.21/x
  3. Step 3: Cross multiply
    758,228.34x = 1,046,236.20 × 435,878.21
  4. Step 4: Simplify right side
    758,228.34x = 456,031,563,074.25
  5. Step 5: Solve for x
    x = 456,031,563,074.25/758,228.34
  6. Step 6: Final answer
    x = 601,443.57

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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.