Home / 459,742.89-634,435.26-266,158.81

Finding the Fourth Proportional to 459,742.89, 634,435.26 and 266,158.81

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Solution

The fourth proportional to 459,742.89, 634,435.26 and 266,158.81 is: 367,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,742.89 : 634,435.26 = 266,158.81 : x
  2. Step 2: Convert to fraction form
    459,742.89/634,435.26 = 266,158.81/x
  3. Step 3: Cross multiply
    459,742.89x = 634,435.26 × 266,158.81
  4. Step 4: Simplify right side
    459,742.89x = 168,860,531,572.16
  5. Step 5: Solve for x
    x = 168,860,531,572.16/459,742.89
  6. Step 6: Final answer
    x = 367,293.40

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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.