Home / 750,824.46-1,035,307.47-478,460.91

Finding the Fourth Proportional to 750,824.46, 1,035,307.47 and 478,460.91

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Solution

The fourth proportional to 750,824.46, 1,035,307.47 and 478,460.91 is: 659,746.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,824.46 : 1,035,307.47 = 478,460.91 : x
  2. Step 2: Convert to fraction form
    750,824.46/1,035,307.47 = 478,460.91/x
  3. Step 3: Cross multiply
    750,824.46x = 1,035,307.47 × 478,460.91
  4. Step 4: Simplify right side
    750,824.46x = 495,354,154,226.00
  5. Step 5: Solve for x
    x = 495,354,154,226.00/750,824.46
  6. Step 6: Final answer
    x = 659,746.96

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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.