Home / 634,741.40-875,943.06-362,815.10

Finding the Fourth Proportional to 634,741.40, 875,943.06 and 362,815.10

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Solution

The fourth proportional to 634,741.40, 875,943.06 and 362,815.10 is: 500,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,741.40 : 875,943.06 = 362,815.10 : x
  2. Step 2: Convert to fraction form
    634,741.40/875,943.06 = 362,815.10/x
  3. Step 3: Cross multiply
    634,741.40x = 875,943.06 × 362,815.10
  4. Step 4: Simplify right side
    634,741.40x = 317,805,368,908.21
  5. Step 5: Solve for x
    x = 317,805,368,908.21/634,741.40
  6. Step 6: Final answer
    x = 500,684.80

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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.