Home / 977,435.80-1,466,153.70-603,669.40

Finding the Fourth Proportional to 977,435.80, 1,466,153.70 and 603,669.40

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Solution

The fourth proportional to 977,435.80, 1,466,153.70 and 603,669.40 is: 905,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,435.80 : 1,466,153.70 = 603,669.40 : x
  2. Step 2: Convert to fraction form
    977,435.80/1,466,153.70 = 603,669.40/x
  3. Step 3: Cross multiply
    977,435.80x = 1,466,153.70 × 603,669.40
  4. Step 4: Simplify right side
    977,435.80x = 885,072,124,386.78
  5. Step 5: Solve for x
    x = 885,072,124,386.78/977,435.80
  6. Step 6: Final answer
    x = 905,504.10

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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.