Home / 1,010,312.02-1,394,223.73-557,603.02

Finding the Fourth Proportional to 1,010,312.02, 1,394,223.73 and 557,603.02

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Solution

The fourth proportional to 1,010,312.02, 1,394,223.73 and 557,603.02 is: 769,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,312.02 : 1,394,223.73 = 557,603.02 : x
  2. Step 2: Convert to fraction form
    1,010,312.02/1,394,223.73 = 557,603.02/x
  3. Step 3: Cross multiply
    1,010,312.02x = 1,394,223.73 × 557,603.02
  4. Step 4: Simplify right side
    1,010,312.02x = 777,423,362,403.67
  5. Step 5: Solve for x
    x = 777,423,362,403.67/1,010,312.02
  6. Step 6: Final answer
    x = 769,488.38

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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.