Home / 775,827.10-1,163,048.10-302,402.35

Finding the Fourth Proportional to 775,827.10, 1,163,048.10 and 302,402.35

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Solution

The fourth proportional to 775,827.10, 1,163,048.10 and 302,402.35 is: 453,333.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,827.10 : 1,163,048.10 = 302,402.35 : x
  2. Step 2: Convert to fraction form
    775,827.10/1,163,048.10 = 302,402.35/x
  3. Step 3: Cross multiply
    775,827.10x = 1,163,048.10 × 302,402.35
  4. Step 4: Simplify right side
    775,827.10x = 351,708,478,603.04
  5. Step 5: Solve for x
    x = 351,708,478,603.04/775,827.10
  6. Step 6: Final answer
    x = 453,333.58

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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.