Home / 550,064.20-824,965.26-310,281.16

Finding the Fourth Proportional to 550,064.20, 824,965.26 and 310,281.16

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Solution

The fourth proportional to 550,064.20, 824,965.26 and 310,281.16 is: 465,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,064.20 : 824,965.26 = 310,281.16 : x
  2. Step 2: Convert to fraction form
    550,064.20/824,965.26 = 310,281.16/x
  3. Step 3: Cross multiply
    550,064.20x = 824,965.26 × 310,281.16
  4. Step 4: Simplify right side
    550,064.20x = 255,971,177,832.50
  5. Step 5: Solve for x
    x = 255,971,177,832.50/550,064.20
  6. Step 6: Final answer
    x = 465,347.82

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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.