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Finding the Fourth Proportional to 670,133.04, 924,790.77 and 364,209.42

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Solution

The fourth proportional to 670,133.04, 924,790.77 and 364,209.42 is: 502,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,133.04 : 924,790.77 = 364,209.42 : x
  2. Step 2: Convert to fraction form
    670,133.04/924,790.77 = 364,209.42/x
  3. Step 3: Cross multiply
    670,133.04x = 924,790.77 × 364,209.42
  4. Step 4: Simplify right side
    670,133.04x = 336,817,509,963.05
  5. Step 5: Solve for x
    x = 336,817,509,963.05/670,133.04
  6. Step 6: Final answer
    x = 502,612.90

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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.