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Finding the Fourth Proportional to 608,547.62, 839,731.10 and 336,572.30

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Solution

The fourth proportional to 608,547.62, 839,731.10 and 336,572.30 is: 464,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,547.62 : 839,731.10 = 336,572.30 : x
  2. Step 2: Convert to fraction form
    608,547.62/839,731.10 = 336,572.30/x
  3. Step 3: Cross multiply
    608,547.62x = 839,731.10 × 336,572.30
  4. Step 4: Simplify right side
    608,547.62x = 282,630,221,827.01
  5. Step 5: Solve for x
    x = 282,630,221,827.01/608,547.62
  6. Step 6: Final answer
    x = 464,434.03

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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.