Home / 634,166.28-875,204.46-347,742.18

Finding the Fourth Proportional to 634,166.28, 875,204.46 and 347,742.18

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Solution

The fourth proportional to 634,166.28, 875,204.46 and 347,742.18 is: 479,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,166.28 : 875,204.46 = 347,742.18 : x
  2. Step 2: Convert to fraction form
    634,166.28/875,204.46 = 347,742.18/x
  3. Step 3: Cross multiply
    634,166.28x = 875,204.46 × 347,742.18
  4. Step 4: Simplify right side
    634,166.28x = 304,345,506,866.12
  5. Step 5: Solve for x
    x = 304,345,506,866.12/634,166.28
  6. Step 6: Final answer
    x = 479,914.36

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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.