Home / 571,962.16-789,281.47-313,833.44

Finding the Fourth Proportional to 571,962.16, 789,281.47 and 313,833.44

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Solution

The fourth proportional to 571,962.16, 789,281.47 and 313,833.44 is: 433,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,962.16 : 789,281.47 = 313,833.44 : x
  2. Step 2: Convert to fraction form
    571,962.16/789,281.47 = 313,833.44/x
  3. Step 3: Cross multiply
    571,962.16x = 789,281.47 × 313,833.44
  4. Step 4: Simplify right side
    571,962.16x = 247,702,915,018.83
  5. Step 5: Solve for x
    x = 247,702,915,018.83/571,962.16
  6. Step 6: Final answer
    x = 433,075.70

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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.