Home / 977,627.64-1,349,179.02-548,045.76

Finding the Fourth Proportional to 977,627.64, 1,349,179.02 and 548,045.76

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Solution

The fourth proportional to 977,627.64, 1,349,179.02 and 548,045.76 is: 756,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,627.64 : 1,349,179.02 = 548,045.76 : x
  2. Step 2: Convert to fraction form
    977,627.64/1,349,179.02 = 548,045.76/x
  3. Step 3: Cross multiply
    977,627.64x = 1,349,179.02 × 548,045.76
  4. Step 4: Simplify right side
    977,627.64x = 739,411,841,391.96
  5. Step 5: Solve for x
    x = 739,411,841,391.96/977,627.64
  6. Step 6: Final answer
    x = 756,332.79

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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.