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Finding the Fourth Proportional to 670,125.69, 924,782.67 and 364,208.13

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Solution

The fourth proportional to 670,125.69, 924,782.67 and 364,208.13 is: 502,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,125.69 : 924,782.67 = 364,208.13 : x
  2. Step 2: Convert to fraction form
    670,125.69/924,782.67 = 364,208.13/x
  3. Step 3: Cross multiply
    670,125.69x = 924,782.67 × 364,208.13
  4. Step 4: Simplify right side
    670,125.69x = 336,813,366,897.11
  5. Step 5: Solve for x
    x = 336,813,366,897.11/670,125.69
  6. Step 6: Final answer
    x = 502,612.23

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Double scale
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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.