Home / 974,897.78-1,345,697.15-669,983.50

Finding the Fourth Proportional to 974,897.78, 1,345,697.15 and 669,983.50

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Solution

The fourth proportional to 974,897.78, 1,345,697.15 and 669,983.50 is: 924,809.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,897.78 : 1,345,697.15 = 669,983.50 : x
  2. Step 2: Convert to fraction form
    974,897.78/1,345,697.15 = 669,983.50/x
  3. Step 3: Cross multiply
    974,897.78x = 1,345,697.15 × 669,983.50
  4. Step 4: Simplify right side
    974,897.78x = 901,594,884,829.23
  5. Step 5: Solve for x
    x = 901,594,884,829.23/974,897.78
  6. Step 6: Final answer
    x = 924,809.67

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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.