Home / 480,307.24-662,887.35-464,534.72

Finding the Fourth Proportional to 480,307.24, 662,887.35 and 464,534.72

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Solution

The fourth proportional to 480,307.24, 662,887.35 and 464,534.72 is: 641,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,307.24 : 662,887.35 = 464,534.72 : x
  2. Step 2: Convert to fraction form
    480,307.24/662,887.35 = 464,534.72/x
  3. Step 3: Cross multiply
    480,307.24x = 662,887.35 × 464,534.72
  4. Step 4: Simplify right side
    480,307.24x = 307,934,186,209.36
  5. Step 5: Solve for x
    x = 307,934,186,209.36/480,307.24
  6. Step 6: Final answer
    x = 641,119.18

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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.