Home / 972,646.80-1,459,834.20-572,787.60

Finding the Fourth Proportional to 972,646.80, 1,459,834.20 and 572,787.60

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Solution

The fourth proportional to 972,646.80, 1,459,834.20 and 572,787.60 is: 859,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,646.80 : 1,459,834.20 = 572,787.60 : x
  2. Step 2: Convert to fraction form
    972,646.80/1,459,834.20 = 572,787.60/x
  3. Step 3: Cross multiply
    972,646.80x = 1,459,834.20 × 572,787.60
  4. Step 4: Simplify right side
    972,646.80x = 836,174,927,815.92
  5. Step 5: Solve for x
    x = 836,174,927,815.92/972,646.80
  6. Step 6: Final answer
    x = 859,690.21

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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.