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Finding the Fourth Proportional to 671,397.04, 926,547.28 and 365,493.24

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Solution

The fourth proportional to 671,397.04, 926,547.28 and 365,493.24 is: 504,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,397.04 : 926,547.28 = 365,493.24 : x
  2. Step 2: Convert to fraction form
    671,397.04/926,547.28 = 365,493.24/x
  3. Step 3: Cross multiply
    671,397.04x = 926,547.28 × 365,493.24
  4. Step 4: Simplify right side
    671,397.04x = 338,646,767,380.39
  5. Step 5: Solve for x
    x = 338,646,767,380.39/671,397.04
  6. Step 6: Final answer
    x = 504,391.21

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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.