Home / 705,911.04-1,059,064.20-285,482.16

Finding the Fourth Proportional to 705,911.04, 1,059,064.20 and 285,482.16

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Solution

The fourth proportional to 705,911.04, 1,059,064.20 and 285,482.16 is: 428,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,911.04 : 1,059,064.20 = 285,482.16 : x
  2. Step 2: Convert to fraction form
    705,911.04/1,059,064.20 = 285,482.16/x
  3. Step 3: Cross multiply
    705,911.04x = 1,059,064.20 × 285,482.16
  4. Step 4: Simplify right side
    705,911.04x = 302,343,935,394.67
  5. Step 5: Solve for x
    x = 302,343,935,394.67/705,911.04
  6. Step 6: Final answer
    x = 428,303.17

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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.