Home / 634,159.40-951,381.66-213,423.08

Finding the Fourth Proportional to 634,159.40, 951,381.66 and 213,423.08

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Solution

The fourth proportional to 634,159.40, 951,381.66 and 213,423.08 is: 320,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,159.40 : 951,381.66 = 213,423.08 : x
  2. Step 2: Convert to fraction form
    634,159.40/951,381.66 = 213,423.08/x
  3. Step 3: Cross multiply
    634,159.40x = 951,381.66 × 213,423.08
  4. Step 4: Simplify right side
    634,159.40x = 203,046,804,132.71
  5. Step 5: Solve for x
    x = 203,046,804,132.71/634,159.40
  6. Step 6: Final answer
    x = 320,182.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.