Home / 926,007.40-1,389,011.10-546,538.60

Finding the Fourth Proportional to 926,007.40, 1,389,011.10 and 546,538.60

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Solution

The fourth proportional to 926,007.40, 1,389,011.10 and 546,538.60 is: 819,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,007.40 : 1,389,011.10 = 546,538.60 : x
  2. Step 2: Convert to fraction form
    926,007.40/1,389,011.10 = 546,538.60/x
  3. Step 3: Cross multiply
    926,007.40x = 1,389,011.10 × 546,538.60
  4. Step 4: Simplify right side
    926,007.40x = 759,148,181,978.46
  5. Step 5: Solve for x
    x = 759,148,181,978.46/926,007.40
  6. Step 6: Final answer
    x = 819,807.90

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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.