Home / 897,562.71-1,238,630.66-510,378.16

Finding the Fourth Proportional to 897,562.71, 1,238,630.66 and 510,378.16

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Solution

The fourth proportional to 897,562.71, 1,238,630.66 and 510,378.16 is: 704,318.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,562.71 : 1,238,630.66 = 510,378.16 : x
  2. Step 2: Convert to fraction form
    897,562.71/1,238,630.66 = 510,378.16/x
  3. Step 3: Cross multiply
    897,562.71x = 1,238,630.66 × 510,378.16
  4. Step 4: Simplify right side
    897,562.71x = 632,170,035,451.87
  5. Step 5: Solve for x
    x = 632,170,035,451.87/897,562.71
  6. Step 6: Final answer
    x = 704,318.52

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1.5x scale

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.