Home / 1,002,210.30-1,503,315.45-470,769.30

Finding the Fourth Proportional to 1,002,210.30, 1,503,315.45 and 470,769.30

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Solution

The fourth proportional to 1,002,210.30, 1,503,315.45 and 470,769.30 is: 706,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,210.30 : 1,503,315.45 = 470,769.30 : x
  2. Step 2: Convert to fraction form
    1,002,210.30/1,503,315.45 = 470,769.30/x
  3. Step 3: Cross multiply
    1,002,210.30x = 1,503,315.45 × 470,769.30
  4. Step 4: Simplify right side
    1,002,210.30x = 707,714,762,075.69
  5. Step 5: Solve for x
    x = 707,714,762,075.69/1,002,210.30
  6. Step 6: Final answer
    x = 706,153.95

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Double scale
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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.