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Finding the Fourth Proportional to 670,085.88, 924,725.76 and 364,167.42

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Solution

The fourth proportional to 670,085.88, 924,725.76 and 364,167.42 is: 502,554.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,085.88 : 924,725.76 = 364,167.42 : x
  2. Step 2: Convert to fraction form
    670,085.88/924,725.76 = 364,167.42/x
  3. Step 3: Cross multiply
    670,085.88x = 924,725.76 × 364,167.42
  4. Step 4: Simplify right side
    670,085.88x = 336,754,994,226.74
  5. Step 5: Solve for x
    x = 336,754,994,226.74/670,085.88
  6. Step 6: Final answer
    x = 502,554.98

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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.