Home / 696,254.81-1,042,609.73-458,877.83

Finding the Fourth Proportional to 696,254.81, 1,042,609.73 and 458,877.83

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Solution

The fourth proportional to 696,254.81, 1,042,609.73 and 458,877.83 is: 687,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,254.81 : 1,042,609.73 = 458,877.83 : x
  2. Step 2: Convert to fraction form
    696,254.81/1,042,609.73 = 458,877.83/x
  3. Step 3: Cross multiply
    696,254.81x = 1,042,609.73 × 458,877.83
  4. Step 4: Simplify right side
    696,254.81x = 478,430,482,931.85
  5. Step 5: Solve for x
    x = 478,430,482,931.85/696,254.81
  6. Step 6: Final answer
    x = 687,148.55

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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.