Home / 855,487.18-1,180,558.02-473,505.76

Finding the Fourth Proportional to 855,487.18, 1,180,558.02 and 473,505.76

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Solution

The fourth proportional to 855,487.18, 1,180,558.02 and 473,505.76 is: 653,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,487.18 : 1,180,558.02 = 473,505.76 : x
  2. Step 2: Convert to fraction form
    855,487.18/1,180,558.02 = 473,505.76/x
  3. Step 3: Cross multiply
    855,487.18x = 1,180,558.02 × 473,505.76
  4. Step 4: Simplify right side
    855,487.18x = 559,001,022,484.20
  5. Step 5: Solve for x
    x = 559,001,022,484.20/855,487.18
  6. Step 6: Final answer
    x = 653,430.04

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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.