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Finding the Fourth Proportional to 590,017.08, 813,928.76 and 372,495.32

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Solution

The fourth proportional to 590,017.08, 813,928.76 and 372,495.32 is: 513,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,017.08 : 813,928.76 = 372,495.32 : x
  2. Step 2: Convert to fraction form
    590,017.08/813,928.76 = 372,495.32/x
  3. Step 3: Cross multiply
    590,017.08x = 813,928.76 × 372,495.32
  4. Step 4: Simplify right side
    590,017.08x = 303,184,653,913.40
  5. Step 5: Solve for x
    x = 303,184,653,913.40/590,017.08
  6. Step 6: Final answer
    x = 513,857.42

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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.