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Finding the Fourth Proportional to 670,080.96, 924,714.72 and 368,294.40

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Solution

The fourth proportional to 670,080.96, 924,714.72 and 368,294.40 is: 508,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,080.96 : 924,714.72 = 368,294.40 : x
  2. Step 2: Convert to fraction form
    670,080.96/924,714.72 = 368,294.40/x
  3. Step 3: Cross multiply
    670,080.96x = 924,714.72 × 368,294.40
  4. Step 4: Simplify right side
    670,080.96x = 340,567,252,973.57
  5. Step 5: Solve for x
    x = 340,567,252,973.57/670,080.96
  6. Step 6: Final answer
    x = 508,247.92

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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.