Home / 584,210.13-806,209.97-315,938.13

Finding the Fourth Proportional to 584,210.13, 806,209.97 and 315,938.13

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Solution

The fourth proportional to 584,210.13, 806,209.97 and 315,938.13 is: 435,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,210.13 : 806,209.97 = 315,938.13 : x
  2. Step 2: Convert to fraction form
    584,210.13/806,209.97 = 315,938.13/x
  3. Step 3: Cross multiply
    584,210.13x = 806,209.97 × 315,938.13
  4. Step 4: Simplify right side
    584,210.13x = 254,712,470,309.16
  5. Step 5: Solve for x
    x = 254,712,470,309.16/584,210.13
  6. Step 6: Final answer
    x = 435,994.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.