Home / 966,780.81-1,334,112.26-537,087.15

Finding the Fourth Proportional to 966,780.81, 1,334,112.26 and 537,087.15

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Solution

The fourth proportional to 966,780.81, 1,334,112.26 and 537,087.15 is: 741,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,780.81 : 1,334,112.26 = 537,087.15 : x
  2. Step 2: Convert to fraction form
    966,780.81/1,334,112.26 = 537,087.15/x
  3. Step 3: Cross multiply
    966,780.81x = 1,334,112.26 × 537,087.15
  4. Step 4: Simplify right side
    966,780.81x = 716,534,548,818.02
  5. Step 5: Solve for x
    x = 716,534,548,818.02/966,780.81
  6. Step 6: Final answer
    x = 741,155.12

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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.