Home / 972,098-1,341,547.08-569,819.60

Finding the Fourth Proportional to 972,098, 1,341,547.08 and 569,819.60

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Solution

The fourth proportional to 972,098, 1,341,547.08 and 569,819.60 is: 786,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,098 : 1,341,547.08 = 569,819.60 : x
  2. Step 2: Convert to fraction form
    972,098/1,341,547.08 = 569,819.60/x
  3. Step 3: Cross multiply
    972,098x = 1,341,547.08 × 569,819.60
  4. Step 4: Simplify right side
    972,098x = 764,439,820,506.77
  5. Step 5: Solve for x
    x = 764,439,820,506.77/972,098
  6. Step 6: Final answer
    x = 786,381.44

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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.