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Finding the Fourth Proportional to 604,984.34, 907,476.82 and 249,607.78

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Solution

The fourth proportional to 604,984.34, 907,476.82 and 249,607.78 is: 374,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,984.34 : 907,476.82 = 249,607.78 : x
  2. Step 2: Convert to fraction form
    604,984.34/907,476.82 = 249,607.78/x
  3. Step 3: Cross multiply
    604,984.34x = 907,476.82 × 249,607.78
  4. Step 4: Simplify right side
    604,984.34x = 226,513,271,548.95
  5. Step 5: Solve for x
    x = 226,513,271,548.95/604,984.34
  6. Step 6: Final answer
    x = 374,411.79

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Similar ratio
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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.