Home / 425,626.12-587,368.02-234,646.36

Finding the Fourth Proportional to 425,626.12, 587,368.02 and 234,646.36

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Solution

The fourth proportional to 425,626.12, 587,368.02 and 234,646.36 is: 323,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,626.12 : 587,368.02 = 234,646.36 : x
  2. Step 2: Convert to fraction form
    425,626.12/587,368.02 = 234,646.36/x
  3. Step 3: Cross multiply
    425,626.12x = 587,368.02 × 234,646.36
  4. Step 4: Simplify right side
    425,626.12x = 137,823,767,873.41
  5. Step 5: Solve for x
    x = 137,823,767,873.41/425,626.12
  6. Step 6: Final answer
    x = 323,814.17

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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.