Home / 670,115.86-924,975.21-429,047.62

Finding the Fourth Proportional to 670,115.86, 924,975.21 and 429,047.62

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Solution

The fourth proportional to 670,115.86, 924,975.21 and 429,047.62 is: 592,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,115.86 : 924,975.21 = 429,047.62 : x
  2. Step 2: Convert to fraction form
    670,115.86/924,975.21 = 429,047.62/x
  3. Step 3: Cross multiply
    670,115.86x = 924,975.21 × 429,047.62
  4. Step 4: Simplify right side
    670,115.86x = 396,858,412,409.50
  5. Step 5: Solve for x
    x = 396,858,412,409.50/670,115.86
  6. Step 6: Final answer
    x = 592,223.58

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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.