Home / 907,291.80-1,360,937.70-434,899.80

Finding the Fourth Proportional to 907,291.80, 1,360,937.70 and 434,899.80

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Solution

The fourth proportional to 907,291.80, 1,360,937.70 and 434,899.80 is: 652,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,291.80 : 1,360,937.70 = 434,899.80 : x
  2. Step 2: Convert to fraction form
    907,291.80/1,360,937.70 = 434,899.80/x
  3. Step 3: Cross multiply
    907,291.80x = 1,360,937.70 × 434,899.80
  4. Step 4: Simplify right side
    907,291.80x = 591,871,533,542.46
  5. Step 5: Solve for x
    x = 591,871,533,542.46/907,291.80
  6. Step 6: Final answer
    x = 652,349.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.