Home / 864,306.40-1,294,807.20-464,814.40

Finding the Fourth Proportional to 864,306.40, 1,294,807.20 and 464,814.40

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Solution

The fourth proportional to 864,306.40, 1,294,807.20 and 464,814.40 is: 696,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,306.40 : 1,294,807.20 = 464,814.40 : x
  2. Step 2: Convert to fraction form
    864,306.40/1,294,807.20 = 464,814.40/x
  3. Step 3: Cross multiply
    864,306.40x = 1,294,807.20 × 464,814.40
  4. Step 4: Simplify right side
    864,306.40x = 601,845,031,783.68
  5. Step 5: Solve for x
    x = 601,845,031,783.68/864,306.40
  6. Step 6: Final answer
    x = 696,332.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.