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Finding the Fourth Proportional to 536,547, 740,434.56 and 294,845.16

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Solution

The fourth proportional to 536,547, 740,434.56 and 294,845.16 is: 406,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,547 : 740,434.56 = 294,845.16 : x
  2. Step 2: Convert to fraction form
    536,547/740,434.56 = 294,845.16/x
  3. Step 3: Cross multiply
    536,547x = 740,434.56 × 294,845.16
  4. Step 4: Simplify right side
    536,547x = 218,313,546,312.73
  5. Step 5: Solve for x
    x = 218,313,546,312.73/536,547
  6. Step 6: Final answer
    x = 406,886.16

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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.