Home / 1,146,820.32-1,720,437.88-472,526.50

Finding the Fourth Proportional to 1,146,820.32, 1,720,437.88 and 472,526.50

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Solution

The fourth proportional to 1,146,820.32, 1,720,437.88 and 472,526.50 is: 708,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,820.32 : 1,720,437.88 = 472,526.50 : x
  2. Step 2: Convert to fraction form
    1,146,820.32/1,720,437.88 = 472,526.50/x
  3. Step 3: Cross multiply
    1,146,820.32x = 1,720,437.88 × 472,526.50
  4. Step 4: Simplify right side
    1,146,820.32x = 812,952,489,903.82
  5. Step 5: Solve for x
    x = 812,952,489,903.82/1,146,820.32
  6. Step 6: Final answer
    x = 708,875.21

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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.