Home / 704,730.40-1,057,408.80-284,826.40

Finding the Fourth Proportional to 704,730.40, 1,057,408.80 and 284,826.40

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Solution

The fourth proportional to 704,730.40, 1,057,408.80 and 284,826.40 is: 427,366.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,730.40 : 1,057,408.80 = 284,826.40 : x
  2. Step 2: Convert to fraction form
    704,730.40/1,057,408.80 = 284,826.40/x
  3. Step 3: Cross multiply
    704,730.40x = 1,057,408.80 × 284,826.40
  4. Step 4: Simplify right side
    704,730.40x = 301,177,941,832.32
  5. Step 5: Solve for x
    x = 301,177,941,832.32/704,730.40
  6. Step 6: Final answer
    x = 427,366.18

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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.