Home / 977,013.90-1,465,729.84-303,080.58

Finding the Fourth Proportional to 977,013.90, 1,465,729.84 and 303,080.58

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Solution

The fourth proportional to 977,013.90, 1,465,729.84 and 303,080.58 is: 454,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,013.90 : 1,465,729.84 = 303,080.58 : x
  2. Step 2: Convert to fraction form
    977,013.90/1,465,729.84 = 303,080.58/x
  3. Step 3: Cross multiply
    977,013.90x = 1,465,729.84 × 303,080.58
  4. Step 4: Simplify right side
    977,013.90x = 444,234,250,030.51
  5. Step 5: Solve for x
    x = 444,234,250,030.51/977,013.90
  6. Step 6: Final answer
    x = 454,685.70

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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.