Home / 977,897.80-1,467,462.30-416,924.20

Finding the Fourth Proportional to 977,897.80, 1,467,462.30 and 416,924.20

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Solution

The fourth proportional to 977,897.80, 1,467,462.30 and 416,924.20 is: 625,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,897.80 : 1,467,462.30 = 416,924.20 : x
  2. Step 2: Convert to fraction form
    977,897.80/1,467,462.30 = 416,924.20/x
  3. Step 3: Cross multiply
    977,897.80x = 1,467,462.30 × 416,924.20
  4. Step 4: Simplify right side
    977,897.80x = 611,820,545,457.66
  5. Step 5: Solve for x
    x = 611,820,545,457.66/977,897.80
  6. Step 6: Final answer
    x = 625,648.76

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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.