Home / 459,520.95-634,045.05-268,497.42

Finding the Fourth Proportional to 459,520.95, 634,045.05 and 268,497.42

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Solution

The fourth proportional to 459,520.95, 634,045.05 and 268,497.42 is: 370,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,520.95 : 634,045.05 = 268,497.42 : x
  2. Step 2: Convert to fraction form
    459,520.95/634,045.05 = 268,497.42/x
  3. Step 3: Cross multiply
    459,520.95x = 634,045.05 × 268,497.42
  4. Step 4: Simplify right side
    459,520.95x = 170,239,460,088.77
  5. Step 5: Solve for x
    x = 170,239,460,088.77/459,520.95
  6. Step 6: Final answer
    x = 370,471.60

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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.