Home / 974,133.96-1,459,603.56-688,429.10

Finding the Fourth Proportional to 974,133.96, 1,459,603.56 and 688,429.10

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Solution

The fourth proportional to 974,133.96, 1,459,603.56 and 688,429.10 is: 1,031,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,133.96 : 1,459,603.56 = 688,429.10 : x
  2. Step 2: Convert to fraction form
    974,133.96/1,459,603.56 = 688,429.10/x
  3. Step 3: Cross multiply
    974,133.96x = 1,459,603.56 × 688,429.10
  4. Step 4: Simplify right side
    974,133.96x = 1,004,833,565,167.60
  5. Step 5: Solve for x
    x = 1,004,833,565,167.60/974,133.96
  6. Step 6: Final answer
    x = 1,031,514.77

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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.