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Finding the Fourth Proportional to 605,412.04, 906,718.36 and 584,416.84

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Solution

The fourth proportional to 605,412.04, 906,718.36 and 584,416.84 is: 875,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,412.04 : 906,718.36 = 584,416.84 : x
  2. Step 2: Convert to fraction form
    605,412.04/906,718.36 = 584,416.84/x
  3. Step 3: Cross multiply
    605,412.04x = 906,718.36 × 584,416.84
  4. Step 4: Simplify right side
    605,412.04x = 529,901,478,721.18
  5. Step 5: Solve for x
    x = 529,901,478,721.18/605,412.04
  6. Step 6: Final answer
    x = 875,274.10

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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.