Home / 977,393.80-1,466,090.70-346,371.40

Finding the Fourth Proportional to 977,393.80, 1,466,090.70 and 346,371.40

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Solution

The fourth proportional to 977,393.80, 1,466,090.70 and 346,371.40 is: 519,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,393.80 : 1,466,090.70 = 346,371.40 : x
  2. Step 2: Convert to fraction form
    977,393.80/1,466,090.70 = 346,371.40/x
  3. Step 3: Cross multiply
    977,393.80x = 1,466,090.70 × 346,371.40
  4. Step 4: Simplify right side
    977,393.80x = 507,811,888,285.98
  5. Step 5: Solve for x
    x = 507,811,888,285.98/977,393.80
  6. Step 6: Final answer
    x = 519,557.10

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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.